Merriam-Webster's Collegiate Dictionary:
run out of
run out on
run out the clock
run over
run past
run rings around
run riot
run short
run short of
run the numbers
run the table
run through
run to
run to seed
run up
run upon
run with
run-and-gun
run-and-shoot
run-down
run-in
run-of-mine
run-of-paper
run-of-the-mill
run-of-the-mine
run-on
run-on sentence
run-over
run-through
run-up
runabout
runagate
runaround
runaway
runback
runcible spoon
runcie
runcinate
rundle
rundlet
rundown
rundstedt
rune
runeberg
rung
runic
runless
runlet
runnel
runner
runner bean
runner's high
runner-up
running
running back
running board
running dog
running gear
running hand
running head
running headline
running knot
running light
running mate
running start
running stitch
running time
running title
running water
runny
runnymede
runoff
runover
runt
runtiness
runtish
runty
runway
runyon
runyonesque
rupee
rupert
rupert's land
rupiah
rupture
rural
rural dean
rural delivery
rural free delivery
rural route
ruralist
rurality
rurally
rurban
ruritan
ruritanian
rus in urbe
