irie irig irra irrc irre irri irta irte irti itaa itac itai itar itat itea itec iter itet itgc itia itic itie itra itri itta raad raag raat rac- raca racc race raci ract rada radc radd rade radr radt raec raed raeg raer raga rage ragg ragi raia raic raid raie raig raii rair rait rara rare rari rata rate rati ratt rcac rccc rcdc rcde rcet rcga rcgc rcic rcid rcrd rcrg rctc rctg rcti rdac rder rea- reac read reae rear reat reca recc recd rece reci recr rect reda redc redd rede redi redr reed reet rega regd rege regi regr regt reia reid reii reir reit rera rerd rere rerg reri rert reta retd rete reti retr rett rgit rgtr riaa riad riai riat rica ricc rice rict rida ridc ridd ride ridi ried rier riet riga rige rigg rigi riia rire riri rita rite riti ritt rrad rrat rred rrrr rtai rtca rtcc rtce rtcg rtdt rtee rtei taa- taag taar taat taca tacc tace taci tact tada tade tadg taec taer taga tage tagg tagi taia taig tair tait tara tarc tard tare targ tari tarr tart tata tate tati tatr tatt tcad tcca tccc tcdd tcga tctc tdac tdra tdri teac tead tear teat teca tecr tect teda tedd tede tedi teec teed teer teet tega tegg tegi tegt teia teic teie teir ter- tera terc tere teri terr teta tete teti tetr tett tgcc tgtc tiaa tiar tica ticc tice tidc tidd tide tie- tiea tied tiee tiei tier tiet tiga tige tigi tigr tiit tira tird tire tiri tirr tita titc tite titi titt traa trac trad trae trag trai trat trca trcc tre- trea trec tred tree treg trei tret trge tri- tria tric trie trig trit trra trtc trte trtr tter tttt