trcc tri- tria tric trip trit trix trpa trpc trpp trra trtc trtr try- trya tryp ttcp tttt txaa txii txtr tyar tyht tyir typ- typh typp typy tyr- tyra tyrr tyta tyti tytt tyty tyxt xaar xact xait xapi xara xcat xcii xcri xhhp xhri xiah xiap xica xiii xiph xita xixi xpac xpax xpcc xpra xray xtar xtra xtry xxii xxix xxxi xxxx xxxy xyr- yaar yacc yacp yacy yahi yair yait yapa yapp yara yari yarp yarr yart yary yata yati yaxa yaxi yaya ycat yccc ycch yctc yhar yhat yhit yirr yiti yitp ypcc ypir ytay ytch ytht yyyy