to be due to; to be caused by; to depend on; to turn on; to be based on; to come from
to think hard; to brood over; to worry too much (about); to torment oneself (with the thought of)
to pass through; to pass by; to pass (of time); to elapse; to have expired; to have ended; to exceed
racing (of an engine); spinning one's wheels; running idle; fruitless effort; going nowhere; going round in circles
well then ...; in that situation; in which case
also; too; not ... either; (it's not possible) no matter what; although one might wish otherwise
to keep company; to listen to; to associate with; to play against (e.g. a team); to take on (e.g. a rival)
alright; all right; right on; looking good; OK; okay
unreasonable; unnatural; impossible; forcible; forced; excessive (work, etc.); immoderate