bbb bbh bbn bbo bbr bbs bby bhb bhh bho bhr bhs bnb bnn bno bnr bns bob boh bon boo bor bos boy brb brh brn bro brr brs bry bsb bsh bsn bso bsr bss bsy by- byh byn byo byr bys hbb hbh hbn hbo hbr hbs hby hhb hhh hhn hho hhr hhs hhy hnb hnh hnn hno hns hny hob hoh hon hoo hor hos hoy hr- hrb hrh hrn hro hrr hrs hsb hsh hsn hsr hss hsy hy- hyb hyh hyn hyo hyr hys hyy nbb nbn nbo nbr nbs nhb nhh nhn nhr nhs nhy nnb nnh nnn nno nns no- nob noh non noo nor nos noy nrb nrn nro nrr nrs nry nsb nsh nsn nso nsr nss nsy nyn nyo nys nyy ob- obb obh obn obo obr obs oby ohh ohn oho ohr ohs on- onb onh onn ono onr ons ony oo- oob ooh oon ooo oor oos or- orb orh orn oro orr ors ory os- osb osh osn oso osr oss oyo oys rbb rbh rbn rbo rbr rbs rh- rhb rhh rhn rho rhr rhs rnb rnh rnn rno rnr rns rny rob roh ron roo ror ros roy rrb rrh rrn rrr rrs rsb rsh rsn rso rsr rss ry- ryn ryo ryr rys ryy sbb sbh sbn sbo sbr sbs sby sh- shb shh shn sho shr shs shy snb snn sno snr sns sny sob soh son soo sor sos soy sr- srb srh srn sro srr srs sry ss- ssb ssh ssn sso ssr sss sy- syb syh syn syr sys ybr ybs yby yhs ynn yns yny yob yon yoo yor yos yoy yrn yro yrs ysb yso ysr yss ysy yyb yys yyy