trt tru try tta ttc ttf ttg ttl ttm tto ttr ttt ttu tty tua tuc tuf tug tul tum tuo tur tut tuu tuy tya tyc tyf tyg tyl tym tyo tyr tyt ua- uaa uac uaf uag ual uam uao uar uat uau uay uca ucc ucf ucg ucl ucm uco ucr uct ucu ufa ufc uff ufg ufl ufm ufo ufr uft ufu uga ugc ugf ugg ugl ugm ugo ugr ugt ugu ula ulc ulf ulg ull ulm ulo ulr ult ulu uly um- uma umc umf umg uml umm umo umr umt umu uoa uoc uog uol uom uoo uor uot ur- ura urc urf urg url urm uro urr urt uru ury uta utc utf utl utm uto utr utt utu uty uua uuc uug uum uur uut uuu uyc uyo uyu yaa yac yaf yag yal yam yao yar yat yau yay yca ycc ycf ycl yco ycu ycy yfa yfc yff yfm yfr yft yfu yga ygc ygl ygm ygo ylc ylg yll ylm ylr ylt yly yma ymc ymg yml ymm ymo ymt yoc yof yog yol yom yoo yor yot you yoy yra yrc yrf yrg yro yrt yru yta ytc ytf ytl ytm yto ytr ytt ytu yua yug yul yum yuo yur yut yuu yuy yyc yyf yyg yyt yyu yyy