tru try tta ttb tte ttg tti ttl tto ttr ttt ttu tty tua tub tue tug tui tul tuo tur tut tuu tuy tya tye tyg tyl tyo tyr tyt ua- uaa uab uae uag uai ual uao uar uat uau uay uba ubb ube ubg ubi ubl ubo ubr ubt ubu uby uea ueb uee ueg uei uel uer uet uey uga ugb uge ugg ugi ugl ugo ugr ugt ugu uia uib uie uig uii uil uio uir uit uiu ula ulb ule ulg uli ull ulo ulr ult ulu uly uoa uob uoe uog uol uoo uor uot ur- ura urb ure urg uri url uro urr urt uru ury uta utb ute uti utl uto utr utt utu uty uua uue uug uur uut uuu uyi uyo uyu yaa yab yae yag yai yal yao yar yat yau yay ybe ybg ybi ybl ybr yby yea yeb yee yeg yei yel yeo yer yet yey yga ygl ygo yie yig yii yio yir yit yle ylg yli yll ylr ylt yly yob yoe yog yoi yol yoo yor yot you yoy yra yre yrg yro yrt yru yta yte ytl yto ytr ytt ytu yua yue yug yui yul yuo yur yut yuu yuy yyb yye yyg yyt yyu yyy