ruml rumm runa runc rune rung runn rura rurc rure ruru ruun uaca uamc uang uarc uaru uaua ucal ucam ucan ucar ucca ucea ucel ucha uche ucla ucmc ucrc ucua uele uell ugal ugar ugcc ugcg ughe ugne ugra ugur uguu uhcl uher uhle uhna uhuh ulaa ulae ulam ulan ular ulcc ulch ulea ulee ulen ulla ulle ullr ulma ulme ulmu ulna ulne ulua ulul ulum umaa umac umag uman umar umec umer umla umma ummg umra unaa unac unal unam unan unar unau unca uncc unce uncg unch uncl unec unee unen uner unga ungu unha unle unma unmc unmr unna unne unra unum urac ural uran urau urca urch ure- urea ureh urga urge urgh urgu urla urle urma urna urne urra urre urrh urum urun urur uuen uulu uuuu