bbb bbh bbi bbo bbs bhb bhh bhi bho bhs bi- bib bih bii bio bis bob boh boi boo bos bsb bsh bsi bso bss h-i hbb hbh hbi hbo hbs hhb hhh hhi hho hhs hib hih hii hio his hob hoh hoi hoo hos hsb hsh hsi hss ibb ibh ibi ibo ibs ihb ihh ihi iho ihs iib iih iii iio iis io- iob ioh ioi ioo ios is- isb ish isi iso iss o-i ob- obb obh obi obo obs ohh ohi oho ohs oib oii oio ois oo- oob ooh ooi ooo oos os- osb osh osi oso oss sbb sbh sbi sbo sbs sh- shb shh shi sho shs sib sih sii sio sis sob soh soi soo sos ss- ssb ssh ssi sso sss