run

the continuous period of time during which something (a machine or a factory) operates or continues in operation; "the assembly line was on a 12-hour run"
run, stand, or compete for an office or a position; "Who''s running for treasurer this year?"
keep company; "the heifers run with the bulls ot produce offspring"
direct or control; projects, businesses, etc.; "She is running a relief operation in the Sudan"