trp trr trs trt tru try tsc tse tsh tsm tso tsp tsr tss tst tsu tsy ttc tte tth ttm tto ttp ttr tts ttt ttu tty tuc tue tuh tum tuo tup tur tus tut tuu tuy tyc tye tym tyo typ tyr tys tyt ucc uce uch ucm uco ucp ucr ucs uct ucu uec uee ueh uem uep uer ues uet uey uhc uhe uhh uhm uho uhp uhr uhs uht uhu uhy um- umc ume umh umm umo ump umr ums umt umu uoc uoe uom uoo uop uor uos uot up- upc upe uph upm upo upp upr ups upt upu ur- urc ure urm uro urp urr urs urt uru ury usc use ush usm uso usp usr uss ust usu utc ute uth utm uto utp utr uts utt utu uty uuc uue uum uur uus uut uuu uyc uyo uys uyu ycc yce ych yco ycp ycs ycu ycy yec yee yeh yem yeo yep yer yes yet yey yhc yhe yhs yht yhu ymc yme ymm ymo yms ymt yoc yoe yom yoo yop yor yos yot you yoy ypo yps ypu yrc yre yro yrp yrs yrt yru ysc yse ysm yso ysp ysr yss yst ysu ysy ytc yte yth ytm yto ytp ytr yts ytt ytu yue yuh yum yuo yup yur yus yut yuu yuy yyc yye yys yyt yyu yyy