Here is the full list of all 32 Gaps by POWGI (EU) trophies - there are 3 bronze, 26 silver, 2 gold and 1 platinum.
Collect all the trophies
Reset a puzzle back to the beginning
Fill in a gap to make the word OMENS
Fill in a gap to make the word BASIS
Fill in a gap to make the word AFOOT
Fill in a gap to make the word SWEET
Fill in a gap to make the word CENTS
Fill in a gap to make the word VITAL
Fill in a gap to make the word SHORE
Fill in a gap to make the word IDEAL
Use Fix to correct 8 mistakes at the same time
Fill in all the gaps in a puzzle incorrectly
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Solve 50 puzzles
Solve the last puzzle
Fill in a gap to make the word POWER
Fill in a gap to make the word TREND
Fill in a gap to make the word STYLE
Fill in a gap to make the word QUITE
Fill in a gap to make the word DREAM
Use Fix to correct a mistake
Fill in a gap to make the word WRITE
Spend at least a minute considering the next move
Fill in a gap to make the word SUPER
Solve a puzzle with seven gaps
Solve a puzzle with eight gaps
Solve a puzzle with five gaps
Fill in a gap to make the word PIXEL
Solve a puzzle without making a single mistake
Solve a puzzle in under 60 seconds
Solve a puzzle with six gaps
Solve the first puzzle