-al -ol a-a a-b a-i a-t aaa aab aai aal aam aao aat ab- aba abb abi abl abm abo abt ai- aia aib aii ail aim aio ait al- ala alb ali all alm alo alt ama amb ami aml amm amo amt aoa aob aoi aol aom aoo aot at- ata atb ati atl atm ato att baa bab bai bal bam bao bat bba bbb bbi bbl bbm bbo bbt bi- bia bib bii bil bim bio bit bla blb bli bll blm blo blt bma bmb bmi bml bmm bmo bmt boa bob boi bol bom boo bot bta btb bti btl btm bto btt ia- iaa iab iai ial iam iao iat iba ibb ibi ibl ibm ibo ibt iia iib iii iil iim iio iit il- ila ilb ili ill ilm ilo ilt im- ima imb imi iml imm imo imt io- ioa iob ioi iol iom ioo iot ita itb iti itl itm ito itt la- laa lab lai lal lam lao lat lba lbb lbi lbl lbm lbo lbt lia lib lii lil lim lio lit lla llb lli lll llm llo llt lma lmb lmi lml lmm lmo lmt loa lob loi lol lom loo lot lta ltb lti ltl ltm lto ltt m-o maa mab mai mal mam mao mat mba mbb mbi mbl mbm mbo mbt mi- mia mib mii mil mim mio mit mla mlb mli mll mlm mlo mlt mma mmb mmi mml mmm mmo mmt moa mob moi mol mom moo mot mta mtb mti mtl mtm mto mtt o-i oaa oab oai oal oam oao oat ob- oba obb obi obl obm obo obt oia oib oii oil oim oio oit ola olb oli oll olm olo olt om- oma omb omi oml omm omo omt oo- ooa oob ooi ool oom ooo oot ot- ota otb oti otl otm oto ott taa tab tai tal tam tao tat tba tbb tbi tbl tbm tbo tbt tia tib tii til tim tio tit tla tli tll tlm tlo tlt tma tmb tmi tml tmm tmo tmt to- toa tob toi tol tom too tot tta ttb tti ttl ttm tto ttt