Findings:

• GNU
• GNU Privacy Guard
• GNU purism
• GNU Image Manipulation Program
• GNU/Linux
• Debian GNU/Linux
• GNU General Public License
• GNU BC
• GNU/Linux beer
• GNU Packages
• GNU indent
• It's GNU/Linux; stop calling it "Linux"
• GNU Lesser General Public License
• GNU Library General Public License
• The Original GNU Announcement
• GNU Chess
• GNU/Math
• GNU Recode
• "operating system" loophole in the GNU GPL
• GNU Echo
• GNU Free Documentation License
• History of the GNU Software Project and the Free Software Foundation
• GNU Pth
• GNU Compiler Collection
• GNU coding standards
• GNU Project
• The GNU and the GURU Go Behind the Beyond
• Tips for using GNU Emacs in MS Windows
• E2 GNU Project
• Mr. Gnu
• GNU hello
• GNU lightning
• GNU Radio
• The GNU Manifesto
• GNU Scientific Library
• GNU/Beard
• GNU Octave
• hard rock
• hard liquor
• hard
• Math is hard
• hard disk
• Mike's Hard Lemonade
• hard bop
• Hard core
• hard drive
• The Long Hard Road Out of Hell
• News for the Hard of Hearing
• hardlink
• Hard Core Logo
• hard science-fiction
• hard core lego
• hard determinism
• the hard way
• It's very hard to destroy the Universe
• Linux is too hard to install
• School of Hard Knocks
• Die Hard
• Rasputin: A hard man to kill
• hard code
• hard-boiled egg
• Hard grass
• Hards
• Divinity School of Hard Knocks
• Between a rock and a hard place
• Rode hard and put up wet
• Hands on a Hard Body
• Your tax dollars hard at work
• The node that tried too hard to be loved
• If you look hard enough, you can see Satan and his works everywhere
• Why it is so hard to be yourself
• Life is hard
• hard boot
• Hard Candy
• Hard words
• Hard liquor for a hard life
• Hard Boiled
• A Hard Day's Night
• hard leg
• Working hard, or hardly working?
• Hard disk vibrations and how you can stop them
• Hard drives stolen from Los Alamos Labs
• hard contact keyboards
• It's hard to know what to say when a friend's parent they always hated suddenly dies
• some girls try too hard
• Hard Times
• Hard coding date-sensitive information in a handle
• hard limits
• random coolness on my hard drive
• You make it so hard to hate
• hard water
• hard shoulder
• hard up
• MTV uses hard links
• Why it is hard to sit in silence
• The Joy of Pair Bonding: Hard and Soft Limits
• HTML-formatted hard links
• How many chickens?
• Brain Teaser
• Making meaning out of hard links
• It's hard to go back to reality after 10 hours of coding
• Hard Day
• most of a computer's noise is the hard drive
• sometimes people are hard to read
• Installing LinuxPPC on a Powermac G4's second hard drive
• fixing broken hard disks
• Mr. T has fallen on hard times
• 5.25 inch hard disks
• Like a Hard Rain
• Seeking poetry in hard links
• Hard Rock Cafe
• reformatting hard drives at 2 AM
• Strike Them Hard, Drag Them to Church
• When I read about crazy women, I find it hard to discern
• Reasons that the English language is hard to learn
• Chipirones en su tinta
• Lessons learned the hard way
• crashing hard
• It's hard to get C!-ed when you're a boring programmer
• Hard link
• Sometimes it's hard to be good
• Microwaved Hard Salami
• Our hearts were hard, but they were warm
• It must be hard for God to get a date
• Hutch Owen's Working Hard
• Hard Chess
• A Good Man is Hard to Find
• Low-level formatting an IDE hard drive
• Sometimes, it's awfully hard to respect you as an individual
• Someone worked hard to create vodka
• When the principal laughs so hard he can't suspend you
• It's Hard Enough
• If it weren't hard, they wouldn't call it hardware
• Sublime Hard Lemonade
• hard yakka
• Hard, Crusty Armor of Antismiting
• Using a hard drive as a paperweight
• The Look -- Why It's Hard to Let Go
• Breaking down ain't hard to do
• hard score
• hard interview questions
• It's light but hard to carry
• Hard-wired
• Hard Target
• She was a committed romantic and an anarcha-feminist. This was hard for her because it meant she couldn't blow up beautiful buildings.
• hard hat
• Hard Eight
• hard reboot
• Doc Otis Hard Lemonade
• How to do nothing, and still look like a hard worker
• My Life and Hard Times
• Hard Nodin'
• It is hard for thee to kick against the pricks.
• Hard to Handle
• What is that sound my hard drive is making?
• Hard Copy
• Hard house
• Talk Hard
• Giving waiting staff a hard time
• Installing GRUB to a hard drive
• How not to drive a hard bargain
• There is no hard distinction between compiled and interpreted languages
• 10,000 RPM hard drives
• It always smells good after the rain. It's raining hard now.
• hard count room
• It's Hard to Speak My Heart
• Hard alee
• Work hard and be nice
• It's so easy to say you cried yourself to sleep. It's so hard to do.
• Why realistic drawing is hard
• hard taco
• hard pack
• hard science fiction
• Angels Blow Hard
• An unfinished kiss leaves a taste that is hard to get rid of
• Hard headed humanity
• Hard Drivin'
• Hard Times Come Again No More

If you Log in you could create a "Why GNU is pronounced with a hard G" node. If you don't already have an account, you can register here.