-al -ol a-a a-b a-i aaa aab aae aai aak aal aam aao ab- aba abb abe abi abk abl abm abo aea aeb aee aei aek ael aem aeo ai- aia aib aie aii aik ail aim aio aka akb ake aki akk akl akm ako al- ala alb ale ali alk all alm alo ama amb ame ami amk aml amm amo aoa aob aoe aoi aok aol aom aoo baa bab bae bai bak bal bam bao bba bbb bbe bbi bbk bbl bbm bbo be- bea beb bee bei bek bel bem beo bi- bia bib bie bii bik bil bim bio bka bkb bke bkk bkl bkm bko bla blb ble bli blk bll blm blo bma bmb bme bmi bmk bml bmm bmo boa bob boe boi bok bol bom boo eaa eab eae eai eak eal eam eao eba ebb ebe ebi ebk ebl ebm ebo eea eeb eee eek eel eem eeo eia eib eie eii eik eil eim eio eka ekb eke eki ekl eko ela elb ele eli elk ell elm elo em- ema emb eme emi emk eml emm emo eo- eoa eob eoe eoi eok eol eom eoo ia- iaa iab iae iai ial iam iao iba ibb ibe ibi ibk ibl ibm ibo ie- iea iee iei iek iel iem iia iib iie iii iil iim iio ika ikb ike iki ikk ikl iko il- ila ilb ile ili ilk ill ilm ilo im- ima imb ime imi iml imm imo io- ioa iob ioe ioi iol iom ioo ka- kaa kab kae kai kak kal kam kao kba kbb kbe kbi kbk kbl kbm kbo ke- kea keb kee kei kek kel kem keo kia kib kie kii kik kil kim kio kkb kke kki kkk kkl kkm kl- kla klb kli klm klo kma kmb kme kmi kmk kml kmm kmo koa kob koe koi kok kol kom koo la- laa lab lae lai lak lal lam lao lba lbb lbe lbi lbk lbl lbm lbo lea leb lee lei lek lel lem leo lia lib lie lii lik lil lim lio lka lkb lkl lla llb lle lli llk lll llm llo lma lmb lme lmi lmk lml lmm lmo loa lob loe loi lok lol lom loo m-o maa mab mae mai mak mal mam mao mba mbb mbe mbi mbk mbl mbm mbo mea meb mee mei mek mel mem meo mi- mia mib mie mii mik mil mim mio mka mkb mke mkk mkl mkm mko mla mlb mle mli mlk mll mlm mlo mma mmb mme mmi mmk mml mmm mmo moa mob moe moi mok mol mom moo o-i oaa oab oae oai oak oal oam oao ob- oba obb obe obi obk obl obm obo oea oeb oee oei oel oem oeo oia oib oie oii oik oil oim oio oka okb oke oki okk okl oko ola olb ole oli olk oll olm olo om- oma omb ome omi oml omm omo oo- ooa oob ooi ook ool oom ooo