-ol eee eel eem eeo eev ele ell elm elo elv em- eme eml emm emo emv eo- eoe eol eom eoo eve evl evm evo evv lee lel lem leo lev lle lll llm llo llv lme lml lmm lmo lmv loe lol lom loo lov lve lvl lvm lvv m-o m-v mee mel mem meo mev mle mll mlm mlo mlv mme mml mmm mmo mmv moe mol mom moo mov mve mvl mvm mvo mvv oee oel oem oeo ole oll olm olo om- ome oml omm omo omv oo- ool oom ooo oov ov- ove ovl ovo ovv v-e vee vel vem veo vl- vle vll vlm vlo vlv vm- vmm vmo voe vol vom voo vov vvm vvo vvv