-th c-- ccc cch cck cco ccp cct ch- chc chh chk cho chp cht chy ckc ckh cko ckt cky co- coc coh cok coo cop cot coy cpc cph cpk cpo cpp cpt ctc cth ctk cto ctp ctt cty cyc cyk cyo cyp cyt hcc hch hck hco hcp hct hcy hhc hhh hhk hho hhp hht hhy hkh hkk hko hkp hkt hoc hoh hok hoo hop hot hoy hpc hph hpk hpo hpp hpt hpy htc hth htk hto htp htt hty hy- hyc hyh hyo hyp hyt hyy k-t kcc kch kck kcp kct khh khk kho kkc kkh kkk kkp kkt kky koc koh kok koo kop kot koy kpc kph kpk kpo kpp kpt ktc kth ktk kto ktp ktt kyc kyo kyp kyt oc- occ och ock oco ocp oct ohc ohh oho ohp oht okc okk oko okp oo- ooc ooh ook ooo oop oot op- opc oph opk opo opp opt opy ot- otc oth otk oto otp ott oyo p-p pcc pch pck pco pcp pct phc phk pho php pht phy pkc pko pkp pkt pky poc poh pok poo pop pot poy ppc pph ppk ppo ppp ppt pt- ptc pth ptk pto ptp ptt pty py- pyc pyk pyo pyt tcc tch tck tco tcp tct th- thc thh thk tho thp tht thy tkc tkk tko tkp tkt tky to- toc toh tok too top tot toy tpc tph tpk tpo tpp tpt ttc tth ttk tto ttp ttt tty tyc tyo typ tyt ycc ych yco ycp ycy yhc yht ykk yoc yok yoo yop yot yoy ypo ytc yth ytk yto ytp ytt yyc yyt yyy