-al -ol a-a a-c aaa aac aal aao aav ac- aca acc acl aco acv al- ala alc all alo alv aoa aoc aol aoo aov av- ava avc avl avo c-- caa cac cal cao cav cca ccc ccl cco ccv cl- cla clc cll clo clv co- coa coc col coo cov cva cvc cvl cvo cvv la- laa lac lal lao lav lca lcc lcl lco lcv lla llc lll llo llv loa loc lol loo lov lva lvc lvl lvv oaa oac oal oao oav oc- oca occ ocl oco ocv ola olc oll olo oo- ooa ooc ool ooo oov ov- ova ovc ovl ovo ovv v-a vaa vac val vao vav vca vcc vcl vco vl- vla vlc vll vlo vlv voa voc vol voo vov vva vvc vvo vvv