-al -ol a-a a-c a-t aaa aac aal aam aao aat aax ac- aca acc acl acm aco act acx al- ala alc all alm alo alt alx ama amc aml amm amo amt amx aoa aoc aol aom aoo aot aox at- ata atc atl atm ato att atx ax- axa axl axm axo axt axx c-- caa cac cal cam cao cat cax cca ccc ccl ccm cco cct ccx cl- cla clc cll clm clo clt clx cma cmc cml cmm cmo cmt cmx co- coa coc col com coo cot cox cta ctc ctl ctm cto ctt ctx cxc cxl cxo cxt cxx la- laa lac lal lam lao lat lax lca lcc lcl lcm lco lct lcx lla llc lll llm llo llt lma lmc lml lmm lmo lmt loa loc lol lom loo lot lox lta ltc ltl ltm lto ltt ltx lxc lxo lxx m-o maa mac mal mam mao mat max mc- mca mcc mcl mcm mco mct mcx mla mlc mll mlm mlo mlt mlx mma mmc mml mmm mmo mmt mmx moa moc mol mom moo mot mox mta mtc mtl mtm mto mtt mtx mxa mxc mxl oaa oac oal oam oao oat oax oc- oca occ ocl ocm oco oct ocx ola olc oll olm olo olt om- oma omc oml omm omo omt omx oo- ooa ooc ool oom ooo oot oox ot- ota otc otl otm oto ott ox- oxa oxc oxo oxt oxx t-x taa tac tal tam tao tat tax tca tcc tcl tcm tco tct tcx tla tlc tll tlm tlo tlt tlx tma tmc tml tmm tmo tmt tmx to- toa toc tol tom too tot tox tta ttc ttl ttm tto ttt ttx txl txt xaa xac xal xam xat xcl xcx xla xlm xlt xma xmc xml xmm xmo xmt xmx xoa xoc xom xoo xot xox xtc xtm xtx xxl xxo xxx