raam raan rac- raca racc rach racu raga ragg ragh ragu raha rahl rahm rahn rahr rahu rala rall rama raml ramm ramu rana ranc rang rann rara raua rauc raul raum raun rcac rccc rcga rcgc rchm rcnl rcnr rcrg rgan rhag rhau rhcg rhcm rhug rhum rhun rlcg rlml rlua rlug rman rmll rmrg rnag rnal rnhl rrah rrmc rrna rrrr rrum rrun ruag ruah ruan ruca ruch ruga rugg rugh ruhh ruhl ruhm ruhn ruhr rula rull ruma ruml rumm runa runc rung runn rura rurc ruru ruun uaca uamc uang uarc uaru uaua ucal ucam ucan ucar ucca ucha ucla ucmc ucrc ucua ugal ugar ugcc ugcg ugra ugur uguu uhcl uhna uhuh ulaa ulam ulan ular ulcc ulch ulla ullr ulma ulmu ulna ulua ulul ulum umaa umac umag uman umar umla umma ummg umra unaa unac unal unam unan unar unau unca uncc uncg unch uncl unga ungu unha unma unmc unmr unna unra unum urac ural uran urau urca urch urga urgh urgu urla urma urna urra urrh urum urun urur uulu uuuu