Terms for subject American

English	Russian
have a run-in	поругаться (with smb. – с кем-либо Taras)
have a run-in	поцапаться (with someone – с кем-либо Anglophile)
in the long run	когда-либо (в будущем; You may want to quit school now, but in the long run, you’ll regret it. Val_Ships)
in the long run	в обозримом будущем (It means spending a bit now, but in the long run it'll save us a lot of money. Val_Ships)
in the long run	на долговременную перспективу (It may be our best option in the long run. Val_Ships)
in the long run	с течением времени (Good management in the long run brought improved conditions for the workers. Val_Ships)