-th h-i hhh hhi hho hhp hht hhy hih hii hio hip hit hoh hoi hoo hop hot hoy hph hpi hpo hpp hpt hpy hth hti hto htp htt hty hy- hyh hyi hyo hyp hyt hyy ihh ihi iho ihp iht ihy iih iii iio iip iit io- ioh ioi ioo iop iot ipi ipo ipp ipt ipy ith iti ito itp itt ity iyo iyt iyy o-i ohh ohi oho ohp oht oii oio oip oit oo- ooh ooi ooo oop oot op- oph opi opo opp opt opy ot- oth oti oto otp ott oyi oyo p-p phi pho php pht phy pih pii pio pip pit poh poi poo pop pot poy pph ppi ppo ppp ppt pt- pth pti pto ptp ptt pty py- pyo pyt th- thh thi tho thp tht thy tih tii tio tip tit tiy to- toh toi too top tot toy tph tpi tpo tpp tpt tth tti tto ttp ttt tty tyo typ tyt yhi yht yih yii yio yip yit yoi yoo yop yot yoy ypo yth yto ytp ytt yyt yyy