common run

break into a run

To start running.

common ground

A characteristic or interest shared by multiple people or systems; any belief, etc. held in common.

common or garden variety

An ordinary, standard kind.

common purse

A shared or community fund.

common touch

The personal quality of showing understanding of and sympathy for the concerns of ordinary people; rapport with and acceptance by ordinary people, usually in a celebrity or leader.

dry run

A practice or rehearsal; especially, one that goes through all the motions of a physical process but without the raw material or workpiece present.

dummy run

A trial or practice before the real attempt.

good run

Success over an extended period.