nrrl nrta nrtl ntcc ntia ntla ntnd ntrc ntrl nttr raad raan raat rac- raca racc raci ract rada radc radd radl radr radt raia raic raid raii rail rain rair rait rala rall ralt rana ranc rand rani rann rant rara rari rata rati ratt rcac rccc rcdc rcic rcid rcnl rcnr rcrd rctc rcti rdac rdna riaa riad riai rial rian riat rica ricc rict rida ridc ridd ridi riia riin rila rill rina rind rinn riri rita riti ritl ritt rldt rlin rnai rnal rndc rnin rnld rnli rnnt rntd rrad rrat rrna rrrr rtai rtan rtca rtcc rtdt rtlt rtnd taa- taal taan taar taat taca tacc taci tacl tact tada taia tail tain tair tait tala talc tali tall tana tand tani tann tant tara tarc tard tari tarn tarr tart tata tati tatr tatt tcad tcca tccc tcdd tcnn tctc tdac tdal tdil tdna tdra tdri tiaa tial tian tiar tica ticc tidc tidd tiit tila tild till tiln tilr tilt tina tinc tind tini tinn tint tira tird tiri tirl tirr tita titc titi titt tlac tldr tlli tnca tncc tndd tnla traa trac trad trai tral tran trat trca trcc trcl tri- tria tric tril trin trit trna trra trtc trtr ttcn tttt