Verbs + Prepositions – ON & ABOUT, verbs + preposition on, verbs + preposition about;
ON
Base on
Blame on
Comment on
Concentrate on
Congratulate on
Count on
Decide on
Depend on
Elaborate on
Experiment on
Insist on
Operate on
Recon on
Rely on
Work on
ABOUT
Argue about
Boast about
Care about
Complain about
Concern about
Dream about
Feel about
Forget about
Grumble about
Hear about
Joke about
Know about
Laugh about
Quarrel about
Talk about
Think about
Tell about
Worry about
Write about
Warn about