-ol -up b-p b-u bbb bbe bbg bbl bbo bbp bbu be- beb bee beg bel beo bep beu bgb bge bgg bgl bgo bgp bgu blb ble blg bll blo blp blu bob boe bog bol boo bop bou bpb bpe bpg bpl bpo bpp bpu bub bue bug bul buo bup buu ebb ebe ebg ebl ebo ebp ebu eeb eee eeg eel eeo eep egb ege egg egl ego egp egu elb ele elg ell elo elp elu eo- eob eoe eog eol eoo eop eou ep- epb epe epg epl epo epp epu eu- eub eue eug eul eup g-p gbe gbg gbl gbo gbp gbu ge- geb gee geg gel geo gep geu ggb ggg ggo ggp ggu glb gle glg gll glo glp glu gob goe gog gol goo gop gou gpb gpe gpg gpl gpo gpp gpu gu- gub gue gug gul guo gup guu l-p lbb lbe lbg lbl lbo lbp lbu leb lee leg lel leo lep leu lgb lge lgg lgl lgo lgp lgu llb lle llg lll llo llp llu lob loe log lol loo lop lou lpb lpe lpg lpl lpo lpp lpu lub lue lug lul luo lup luu ob- obb obe obg obl obo obp obu oeb oee oeg oel oeo oep oge ogg ogl ogo ogp olb ole olg oll olo olp olu oo- oob oog ool ooo oop op- opb ope opg opl opo opp ou- oue oul ouo oup p-p pbb pbe pbg pbl pbo pbp pbu peb pee peg pel peo pep peu pgb pge pgg pgl pgo pgp plb ple plg pll plo plp plu pob poe pog pol poo pop pou ppb ppe ppg ppl ppo ppp ppu pub pue pug pul pup puu ubb ube ubg ubl ubo ubp ubu ueb uee ueg uel uep ugb uge ugg ugl ugo ugp ugu ulb ule ulg ull ulo ulp ulu uob uoe uog uol uoo uop up- upb upe upg upo upp upu uue uug uuu