roro rort rota rotc rotl rotn roto rotr rott rrat rrna rrrr rtan rtca rtcc rtlt taa- taal taan taar taat taba tabb tabc tabl tabo taca tacc tacl taco tact tala talc tall talo tana tann tano tant taoa taor tara tarb tarc tarn taro tarr tart tata tatb tato tatr tatt tbar tbca tbcb tbcc tbrb tbta tcca tccc tcnn tcon tctc tlac tlco tlon tnbc tnca tncc tnla toab toal toan toat toba tobo tobt toca toco tol- tola toll tolo tolt tona tonb tonn tono tooa tool toon toor toot tora torc torn toro torr tort tota totc toto totr tott traa trab trac tral tran trao trat trca trcc trcl trna trno troa troc tron troo trot trra trtc trtr ttab ttbb ttcn tton tttt