-al -ol a-a a-b a-i aaa aab aai aal aam aao ab- aba abb abi abl abm abo ai- aia aib aii ail aim aio al- ala alb ali all alm alo ama amb ami aml amm amo aoa aob aoi aol aom aoo baa bab bai bal bam bao bba bbb bbi bbl bbm bbo bi- bia bib bii bil bim bio bla blb bli bll blm blo bma bmb bmi bml bmm bmo boa bob boi bol bom boo ia- iaa iab iai ial iam iao iba ibb ibi ibl ibm ibo iia iib iii iil iim iio il- ila ilb ili ill ilm ilo im- ima imb imi iml imm imo io- ioa iob ioi iol iom ioo la- laa lab lai lal lam lao lba lbb lbi lbl lbm lbo lia lib lii lil lim lio lla llb lli lll llm llo lma lmb lmi lml lmm lmo loa lob loi lol lom loo m-o maa mab mai mal mam mao mba mbb mbi mbl mbm mbo mi- mia mib mii mil mim mio mla mlb mli mll mlm mlo mma mmb mmi mml mmm mmo moa mob moi mol mom moo o-i oaa oab oai oal oam oao ob- oba obb obi obl obm obo oia oib oii oil oim oio ola olb oli oll olm olo om- oma omb omi oml omm omo oo- ooa oob ooi ool oom ooo