Findings:

• Technical Difficulties on Everything2.com -- Some services affected (document)
• difficulty
• The difficulties of a modular computer
• The difficulties of keeping to an ideal
• Villanelle of Ye Young Poet's First Villanelle to his Ladye and Ye Difficulties
• Chun, difficulty at the beginning
• International Scale of River Difficulty
• The Difficulty lies in Integration
• The Pilgrim's Progress: Part I: Hill Difficulty
• The difficulty of explaining abstract concepts
• The difficulty of spelling words from other languages
• Difficulties on Theory
• Nature laughs at the difficulties of integration
• Ski trail difficulty classifications
• Why difficulty matters in games
• With Difficulty, Donna Dray
• I seem to be having tremendous difficulty with my lifestyle
• The Unreasonable Effectiveness of Mathematics
• unreasonable
• The particular sequence of ten words "attack on an English writer that the character of this" is not at all unreasonable.
• I'm sorry sir, but it appears that the abyss hasn't put you on the guest list...
• appear
• Puffing up one's self to appear larger
• Why time appears to speed up with age
• Making a flame appear from your hand
• No human artists have appeared in the Top 40 music chart for the past 5 years
• It appears to be a sock castle of some kind
• Celebrities who have appeared at Carnegie Mellon University
• 'I'm crushing your head!' error appears after leaving open a pop-up slider
• E2reneta, E2reneta (Once Appeared on Baretta)
• From one single idea, everything appeared here
• Why the moon appears larger near the horizon
• Objects in mirror are closer than they appear
• I appear to have been misinformed
• "Life" appears to be a zero-sum structure, but we're running the numbers again
• I don't create. I execute the images which appear.
• She just appeared out of nowhere
• more you swear at the work, the more difficult it will appear to laymen
• Write-up appears to have achieved sentience. Security Protocol B-3L9 activated.
• When a true genius appears in the world, you may know him by this sign, that the dunces are all in confederacy against him
• leap and the bridge will appear
• This is how it appears on Wikipedia and they tend to be somewhat anal about grammar, so I'm trusting this is correct
• When the student is ready, the teacher appears
• don't hesitate when small obstacles appear

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