-al -ol a-a a-b aaa aab aae aag aak aal aao aap ab- aba abb abe abg abk abl abo abp aea aeb aee aeg aek ael aeo aep ag- aga agb age agg agk agl ago agp aka akb ake akg akk akl ako akp al- ala alb ale alg alk all alo alp aoa aob aoe aog aok aol aoo aop ap- apa apb ape apg apk apl apo app b-p baa bab bae bag bak bal bao bap bba bbb bbe bbg bbk bbl bbo bbp be- bea beb bee beg bek bel beo bep bga bgb bge bgg bgk bgl bgo bgp bka bkb bke bkg bkk bkl bko bkp bla blb ble blg blk bll blo blp boa bob boe bog bok bol boo bop bpa bpb bpe bpg bpl bpo bpp eaa eab eae eag eak eal eao eap eba ebb ebe ebg ebk ebl ebo ebp eea eeb eee eeg eek eel eeo eep ega egb ege egg egl ego egp eka ekb eke ekg ekl eko ekp ela elb ele elg elk ell elo elp eo- eoa eob eoe eog eok eol eoo eop ep- epa epb epe epg epl epo epp g-p gaa gab gae gag gak gal gao gap gba gbe gbg gbk gbl gbo gbp ge- gea geb gee geg gek gel geo gep gga ggb ggg ggo ggp gka gkb gko gkp gla glb gle glg glk gll glo glp goa gob goe gog gok gol goo gop gpa gpb gpe gpg gpk gpl gpo gpp ka- kaa kab kae kag kak kal kao kap kba kbb kbe kbk kbl kbo kbp ke- kea keb kee keg kek kel keo kep kga kgb kgl kgo kgp kkb kke kkk kkl kkp kl- kla klb klg klo koa kob koe kog kok kol koo kop kpa kpe kpk kpl kpo kpp l-p la- laa lab lae lag lak lal lao lap lba lbb lbe lbg lbk lbl lbo lbp lea leb lee leg lek lel leo lep lga lgb lge lgg lgk lgl lgo lgp lka lkb lkg lkl lkp lla llb lle llg llk lll llo llp loa lob loe log lok lol loo lop lpa lpb lpe lpg lpk lpl lpo lpp oaa oab oae oag oak oal oao oap ob- oba obb obe obg obk obl obo obp oea oeb oee oeg oel oeo oep oga oge ogg ogl ogo ogp oka okb oke okg okk okl oko okp ola olb ole olg olk oll olo olp oo- ooa oob oog ook ool ooo oop op- opa opb ope opg opk opl opo opp p-p paa pab pae pag pak pal pao pap pba pbb pbe pbg pbk pbl pbo pbp pea peb pee peg pek pel peo pep pga pgb pge pgg pgk pgl pgo pgp pka pkb pke pkg pkl pko pkp pla plb ple plg plk pll plo plp poa pob poe pog pok pol poo pop ppa ppb ppe ppg ppk ppl ppo ppp