-ey b-p bbb bbe bbk bbo bbp bbt bby be- beb bee bek beo bep bet bey bkb bke bkk bko bkp bkt bob boe bok boo bop bot boy bpb bpe bpo bpp bpt bpy btb bte btk bto btp btt bty by- bye byk byo byp byt ebb ebe ebk ebo ebp ebt eby eeb eee eek eeo eep eet eey ekb eke eko ekp ekt eky eo- eob eoe eok eoo eop eot ep- epb epe epo epp ept etb ete etk eto etp ett ety eye eyo eyp eyt k-t kbb kbe kbk kbo kbp ke- keb kee kek keo kep ket key kkb kke kkk kkp kkt kky kob koe kok koo kop kot koy kpe kpk kpo kpp kpt ktb kte ktk kto ktp ktt kye kyo kyp kyt ob- obb obe obk obo obp obt oby oeb oee oeo oep oet oey okb oke okk oko okp oo- oob ook ooo oop oot op- opb ope opk opo opp opt opy ot- otb ote otk oto otp ott oye oyo p-p pbb pbe pbk pbo pbp pbt pby peb pee pek peo pep pet pey pkb pke pko pkp pkt pky pob poe pok poo pop pot poy ppb ppe ppk ppo ppp ppt pt- ptb pte ptk pto ptp ptt pty py- pyb pye pyk pyo pyt tbb tbe tbk tbo tbp tbt te- teb tee tek teo tep tet tey tkb tke tkk tko tkp tkt tky to- tob toe tok too top tot toy tpb tpe tpk tpo tpp tpt ttb tte ttk tto ttp ttt tty tye tyo typ tyt ybe ybp yby yeb yee yek yeo yep yet yey ykk yob yoe yok yoo yop yot yoy ypo yte ytk yto ytp ytt yyb yye yyt yyy