-th bbb bbe bbh bbi bbk bbo bbt be- beb bee beh bei bek beo bet bhb bhe bhh bhi bhk bho bht bi- bib bie bih bii bik bio bit bkb bke bkk bko bkt bob boe boh boi bok boo bot btb bte bth bti btk bto btt ebb ebe ebh ebi ebk ebo ebt eeb eee eek eeo eet ehb ehe ehh ehi eho eht eib eie eii eik eio eit ekb eke ekh eki eko ekt eo- eob eoe eoh eoi eok eoo eot etb ete eth eti etk eto ett h-i hbb hbe hbh hbi hbk hbo hbt he- heb hee heh hei hek heo het hhb hhe hhh hhi hhk hho hht hib hie hih hii hik hio hit hkb hkh hki hkk hko hkt hob hoe hoh hoi hok hoo hot htb hte hth hti htk hto htt ibb ibe ibh ibi ibk ibo ibt ie- iee iei iek iet ihb ihe ihh ihi ihk iho iht iib iie iih iii iio iit ikb ike iki ikk iko ikt io- iob ioe ioh ioi ioo iot itb ite ith iti itk ito itt k-t kbb kbe kbh kbi kbk kbo ke- keb kee keh kei kek keo ket khe khh khi khk kho kib kie kih kii kik kio kit kkb kke kkh kki kkk kkt kob koe koh koi kok koo kot ktb kte kth ktk kto ktt o-i ob- obb obe obh obi obk obo obt oeb oee oeh oei oeo oet ohe ohh ohi oho oht oib oie oii oik oio oit okb oke oki okk oko oo- oob ooh ooi ook ooo oot ot- otb ote oth oti otk oto ott tbb tbe tbh tbi tbk tbo tbt te- teb tee teh tei tek teo tet th- thb the thh thi thk tho tht tib tie tih tii tik tio tit tkb tke tkk tko tkt to- tob toe toh toi tok too tot ttb tte tth tti ttk tto ttt