bbb bbe bbh bbi bbk bbo be- beb bee beh bei bek beo bhb bhe bhh bhi bhk bho bi- bib bie bih bii bik bio bkb bke bkk bko bob boe boh boi bok boo ebb ebe ebh ebi ebk ebo eeb eee eek eeo ehb ehe ehh ehi eho eib eie eii eik eio ekb eke ekh eki eko eo- eob eoe eoh eoi eok eoo h-i hbb hbe hbh hbi hbk hbo he- heb hee heh hei hek heo hhb hhe hhh hhi hhk hho hib hie hih hii hik hio hkb hkh hki hkk hko hob hoe hoh hoi hok hoo ibb ibe ibh ibi ibk ibo ie- iee iei iek ihb ihe ihh ihi ihk iho iib iie iih iii iio ikb ike iki ikk iko io- iob ioe ioh ioi ioo kbb kbe kbh kbi kbk kbo ke- keb kee keh kei kek keo khe khh khi khk kho kib kie kih kii kik kio kkb kke kkh kki kkk kob koe koh koi kok koo o-i ob- obb obe obh obi obk obo oeb oee oeh oei oeo ohe ohh ohi oho oib oie oii oik oio okb oke oki okk oko oo- oob ooh ooi ook ooo