(as) easy as A, B, C

See: as easy as pie

• follow up on
• follow up on something
• follow up with
• follow up with someone
• follow up with something
• follow your nose
• follow you to the ends of the earth
• food for thought
• fool and his money are soon parted.
• fool around
• fool around with
• fool around with someone
• fool around with something
• fool's errand
• Fools rush in.
• Fools rush in where angels fear to tread.
• fool with
• fool with someone
• fool with something
• foot the bill
• for a change
• for a kick-off
• for all
• for all cares
• for all intents and purposes