-ol b-u bbb bbg bbh bbl bbo bbr bbu bgb bgg bgh bgl bgo bgr bgu bgz bhb bhg bhh bhl bho bhr bhu blb blg blh bll blo blr blu blz bob bog boh bol boo bor bou boz brb brg brh brl bro brr bru brz bub bug buh bul buo bur buu buz bzh bzo bzr bzu bzz gbg gbh gbl gbo gbr gbu gbz ggb ggg ggh ggo ggr ggu ggz ghb ghg ghh ghl gho ghr ghz glb glg glh gll glo glr glu glz gob gog goh gol goo gor gou goz grb grg grh grl gro grr gru gu- gub gug gul guo gur guu guz gzo gzr gzu hbb hbg hbh hbl hbo hbr hbu hbz hgb hgg hgh hgl hgo hgr hgu hhb hhg hhh hhl hho hhr hhu hhz hlb hlg hlh hll hlo hlr hlu hlz hob hog hoh hol hoo hor hou hr- hrb hrg hrh hrl hro hrr hru hrz hub hug huh hul huo hur huu huz hzl hzo lbb lbg lbh lbl lbo lbr lbu lgb lgg lgh lgl lgo lgr lgu lhb lhh lho lhr lhu lhz llb llg lll llo llr llu llz lob log loh lol loo lor lou loz lrb lrg lrh lro lrr lru lrz lub lug luh lul luo lur luu luz lzh lzo lzr lzu ob- obb obg obh obl obo obr obu ogg ogh ogl ogo ohg ohh ohl oho ohr ohu olb olg oll olo olu oo- oob oog ooh ool ooo oor or- orb org orh orl oro orr oru orz ou- ouh oul ouo our ozo ozu ozz rbb rbg rbh rbl rbo rbr rbu rgb rgg rgh rgo rgr rh- rhb rhg rhh rhl rho rhr rhu rlg rlh rll rlo rlr rlu rob rog roh rol roo ror rou roz rrb rrg rrh rrl rrr rru rub rug ruh ruo rur ruu ruz rzb rzo ubb ubg ubh ubl ubo ubr ubu ugb ugg ugh ugl ugo ugr ugu uhb uhh uhl uho uhr uhu ulb ulg ull ulo ulr ulu uob uog uol uoo uor ur- urb urg url uro urr uru urz uug uur uuu uzb uzh uzo uzu z-g zbb zbl zbr zgb zgg zhl zho zhr zhu zlr zo- zob zog zol zoo zor zou zrh zrl zro zub zug zul zur zuz zzr zzz