-th b-p bbb bbh bbk bbo bbp bbt bhb bhh bhk bho bhp bht bkb bkk bko bkp bkt bob boh bok boo bop bot bpb bph bpo bpp bpt btb bth btk bto btp btt hbb hbh hbk hbo hbp hbt hhb hhh hhk hho hhp hht hkb hkh hkk hko hkp hkt hob hoh hok hoo hop hot hpb hph hpk hpo hpp hpt htb hth htk hto htp htt k-t kbb kbh kbk kbo kbp khh khk kho kkb kkh kkk kkp kkt kob koh kok koo kop kot kph kpk kpo kpp kpt ktb kth ktk kto ktp ktt ob- obb obh obk obo obp obt ohh oho ohp oht okb okk oko okp oo- oob ooh ook ooo oop oot op- opb oph opk opo opp opt ot- otb oth otk oto otp ott p-p pbb pbk pbo pbp pbt phb phk pho php pht pkb pko pkp pkt pob poh pok poo pop pot ppb pph ppk ppo ppp ppt pt- ptb pth ptk pto ptp ptt tbb tbh tbk tbo tbp tbt th- thb thh thk tho thp tht tkb tkk tko tkp tkt to- tob toh tok too top tot tpb tph tpk tpo tpp tpt ttb tth ttk tto ttp ttt