hhhhh hthrt huhuh huhus humur humus hurm hurst hurts hurtt hurtu hurum husht husum huttu hutus huuru mmhmm mmmmm mt-th mt-tm mt-tr mt-tt mummu murrh murru murth murum murus murut mushu musth musts mustu muthu mutsu mutts mutum mutus rmutt rsust ruhrs rummu rumst rus-m rushh russh rusts rustu ruths ruthu ruuth ruutu shhhh shrum shtum shurt shuru shush shust shuts shutt shutu smrsh smurr smush smuss smuts ssssh sssss sthrt strrs strsm strum strut stuhr stumm stums sturm sturt stush stuss stuth suhum suhur sumru sumur sumut surtr suruh surur surus susus sutth suttu sutum thrum thrus thsts thurm thurs thurt thuru trush truss trust truth truus tsmmr tsuru tsuur ttttt tumut turms turss turst tursu turtu turut tutus tuuru uh-uh uhhuh uhuhs uhuru umhum urshu ursus urums urutu ushus ustum ustur usutu utrum uttur uturu uuuuu