-al -ol a-a aaa aae aaf aag aak aal aan aao aea aee aef aeg aek ael aen aeo af- afa afe aff afg afk afl afn afo ag- aga age agf agg agk agl agn ago aka ake akg akk akl akn ako al- ala ale alf alg alk all aln alo an- ana ane anf ang ank anl ann ano aoa aoe aof aog aok aol aon aoo eaa eae eaf eag eak eal ean eao eea eee eef eeg eek eel een eeo ef- efa efe eff efg efl efo ega ege egf egg egl egn ego eka eke ekf ekg ekl eko ela ele elf elg elk ell eln elo en- ena ene enf eng enk enl enn eno eo- eoa eoe eof eog eok eol eon eoo faa fae faf fag fak fal fan fao fea fee fef feg fek fel fen feo ffa ffe fff ffg ffk ffl ffn ffo fga fge fgf fgg fgl fgn fka fkf fkg fkk fkl fla fle flf flg fll fln flo fna fne fnf fng fnk fnl fnn foa foe fof fog fok fol fon foo gaa gae gaf gag gak gal gan gao ge- gea gee gef geg gek gel gen geo gfa gfe gff gfk gfl gfo gga ggg ggn ggo gka gkn gko gla gle glf glg glk gll gln glo gna gne gnf gnl gnn gno goa goe gof gog gok gol gon goo ka- kaa kae kaf kag kak kal kan kao ke- kea kee kef keg kek kel ken keo kfa kff kfg kfo kga kgf kgl kgo kke kkk kkl kkn kl- kla klf klg klo kn- kna kne knf kng knk knl knn kno koa koe kof kog kok kol kon koo la- laa lae laf lag lak lal lan lao lea lee lef leg lek lel len leo lfa lfe lff lfg lfk lfl lfn lfo lga lge lgf lgg lgk lgl lgn lgo lka lkg lkl lla lle llf llg llk lll lln llo lna lne lng lnk lnl lnn lno loa loe lof log lok lol lon loo naa nae naf nag nak nal nan nao ne- nea nee nef neg nek nel nen neo nfa nfe nff nfk nfl nfn nfo nga nge ngf ngg ngk ngl ngn ngo nka nke nkf nkk nkn nko nla nle nlf nlg nlk nll nln nlo nna nne nnf nng nnk nnl nnn nno no- noa noe nof nog nok nol non noo oaa oae oaf oag oak oal oan oao oea oee oef oeg oel oen oeo of- ofa ofe off ofg ofl ofn ofo oga oge ogf ogg ogl ogn ogo oka oke okg okk okl oko ola ole olf olg olk oll oln olo on- ona one onf ong onk onl onn ono oo- ooa oof oog ook ool oon ooo