Note: Not all fake books or real books have the same format, most will have sheet music with chords marked, some also have lyrics, a few have tablature, they are sometimes also available in different keys and arrangements to suit different instruments.
For an excellent collection of fakebooks to buy, checkout www.sheetmusicplus.com, who have a selection of some 1200+ to chose from, they also have good search facilities AND include content indexes for their books.
Song/Tune Title
Book
I'm Late
RLBFB
I'm Leaving It Up To You
EREFB
I'm living a lie
RWLPFB
I'm Looking Over A Four Leaf Clover
BFBE
I'm Looking Over A Four Leaf Clover
RLBFB
I'm looking over a four-leaf clover --I'm stepping out with a memory tonight