-th hhh hho hhr hhs hht hhy hoh hoo hor hos hot hoy hr- hrh hro hrr hrs hrt hsh hsr hss hst hsy hth hto htr hts htt hty hy- hyh hyo hyr hys hyt hyy ohh oho ohr ohs oht oo- ooh ooo oor oos oot or- orh oro orr ors ort ory os- osh oso osr oss ost ot- oth oto otr ots ott oyo oys rh- rhh rho rhr rhs rht roh roo ror ros rot roy rrh rrr rrs rrt rsh rso rsr rss rst rto rtr rts rtt rty ry- ryo ryr rys ryy sh- shh sho shr shs sht shy soh soo sor sos sot soy sr- srh sro srr srs srt sry ss- ssh sso ssr sss sst sth sto str sts stt sty sy- syh syr sys syt th- thh tho thr ths tht thy to- toh too tor tos tot toy trh tro trr trs trt try tsh tso tsr tss tst tsy tth tto ttr tts ttt tty tyo tyr tys tyt yhs yht yoo yor yos yot yoy yro yrs yrt yso ysr yss yst ysy yth yto ytr yts ytt yys yyt yyy