Findings:

• square wave
• Times Square
• Harvard Square
• Watertown Square
• square one
• Square
• Davis Square
• Madison Square Garden
• Leicester Square
• Robson Square
• square root
• square integrable
• Tiananmen Square
• Washington Square Park
• square mile
• square brackets
• Black square
• Devil Squares
• square circle
• square meal
• squared square
• Hollywood Squares
• T square
• Central Square
• Porter Square
• The square root of -1
• Vigenère cipher
• Breaking the Vigenère cipher
• Square Shaped CORN
• Latin square
• George Square
• munching squares
• town square
• Tiananmen Square Massacre
• word square
• square matrix
• Babylonian square root algorithm
• Death Square
• magic square
• algorithm for generating odd-order magic squares
• Trafalgar Square
• Pioneer Square
• Historical magic squares
• No bake peanut butter squares
• old chestnut: where did the other square go?
• answer: where did the other square go?
• square up
• square kilometre
• Rice Krispies Square Massacre
• how to fold a square
• Union Square
• most densely populated square mile West of the Mississippi
• Merrion Square
• BQN: Round squares: the new category
• The square root of All Evil
• Four square
• Rockefeller Square
• Tompkins Square Park
• square 1
• Cooper Square
• Square peg in a round hole
• Square of a number ending with a 5
• Brattle Square
• The Inverse Square Law
• Mallory Square
• Spongebob Squarepants
• completing the square
• perfect square
• square knot
• cod square
• Punnett Square
• The Squares of Green and Red
• Kidding on the square
• Bughouse Square
• Red Square
• Contact In Red Square
• queening square
• Reese Chocolate Squares
• Square craters
• A square of shooters
• Jackson Square
• how to square numbers near fifty
• Square Co. LTD.
• Kenmore Square
• A Nightingale Sang In Berkeley Square
• Merry Cherry Squares
• How to find a square root using ruler and compass
• Any odd number can be expressed as the difference of two perfect squares
• Square vegetables
• how to square a number in your head
• Blue Square
• Square Bush Ate My Balls
• Playhouse Square
• Why are there video screens in Playhouse Square?
• Soho Square
• Haymarket Square
• The British Square
• Marble squares
• Washington Square
• old chestnut: remove 2 matches to leave 2 squares
• Square dance
• square root of 2
• Rittenhouse Square
• Hanover Square
• humility square
• Technology Square
• Albert Square
• approximating square roots using first-order Taylor series
• Pioneer Courthouse Square
• Cherry Squares
• square watermelon
• square sausages
• Fareless Square
• The Square Peg
• McPherson Square
• Back to square one
• Union Square Park
• Square EA
• Square Root Club
• Ad Squares
• Judiciary Square
• law of squares
• The Story of the Two Squares
• Lifetime lease on a square foot of Islay
• Pershing Square
• Cultural Square
• Al-Ittihad Square
• square tires
• Shun Hing Square
• Temple Square
• granny square
• Pure Evil - Butter Cheesecake Squares
• Method of least squares
• Belgrave Square
• Room for Squares
• squares
• Fountain Square
• Parliament Square
• Inman Square
• Federation Square
• Square dance formation
• The fountains in Russell Square
• Fitzroy Square
• Square toes
• Square Pegs
• Sorrento Square
• Snowdrop Lace Afghan Square
• square lanyard
• square leg
• backward square leg
• square leg umpire
• About 2 Squares
• Fermat's two square theorem
• talisman square
• Square Enix
• A. Square (user)
• ghaznavi's Squares (user)
• Mutually orthogonal Latin squares
• The Pawn's Square
• Ordinary Least Squares
• pluperfect square
• Liberty Square
• Why gravitation is an inverse square force
• Logan Square
• The square root of any positive integer is either integral or irrational
• Wapsi Square
• Be there or be square
• Square piano
• Eggnog squares
• Square Day
• Maple & Brown Sugar Squares
• Copley Square
• The square of any prime number larger than 3 is a multiple of 12 plus 1
• caesar square
• Malden Square
• Wenceslas Square
• Square One TV
• Least Squares
• Kensington Square

If you Log in you could create a "Square Wave in Unison" node. If you don't already have an account, you can register here.