-al -ol a-a a-c aaa aac aae aal aao aap aav ac- aca acc ace acl aco acp acv aea aec aee ael aeo aep aev al- ala alc ale all alo alp alv aoa aoc aoe aol aoo aop aov ap- apa apc ape apl apo app apv av- ava avc ave avl avo avp c-- caa cac cae cal cao cap cav cca ccc cce ccl cco ccp ccv ce- cea cec cee cel ceo cep cev cl- cla clc cle cll clo clp clv co- coa coc coe col coo cop cov cpa cpc cpe cpl cpo cpp cpv cva cvc cve cvl cvo cvp cvv eaa eac eae eal eao eap eav ec- eca ecc ece ecl eco ecv eea eec eee eel eeo eep eev ela elc ele ell elo elp elv eo- eoa eoc eoe eol eoo eop ep- epa epc epe epl epo epp eva evc eve evl evo evp evv l-p la- laa lac lae lal lao lap lav lca lcc lce lcl lco lcp lcv lea lec lee lel leo lep lev lla llc lle lll llo llp llv loa loc loe lol loo lop lov lpa lpc lpe lpl lpo lpp lpv lva lvc lve lvl lvp lvv oaa oac oae oal oao oap oav oc- oca occ ocl oco ocp ocv oea oec oee oel oeo oep ola olc ole oll olo olp oo- ooa ooc ool ooo oop oov op- opa opc ope opl opo opp opv ov- ova ovc ove ovl ovo ovp ovv p-p paa pac pae pal pao pap pav pca pcc pce pcl pco pcp pcv pea pec pee pel peo pep pev pla plc ple pll plo plp plv poa poc poe pol poo pop pov ppa ppc ppe ppl ppo ppp ppv pva pvc pve pvl pvo pvp pvv v-a v-e vaa vac vae val vao vap vav vca vcc vce vcl vco vcp vea vec vee vel veo vep vl- vla vlc vle vll vlo vlp vlv voa voc voe vol voo vop vov vpa vpc vpe vpl vpo vpp vva vvc vvo vvv