-al -ol a-a a-c aaa aac aad aal aao aav ac- aca acc acd acl aco acv ad- ada adc add adl ado adv al- ala alc ald all alo alv aoa aoc aod aol aoo aov av- ava avc avd avl avo c-- caa cac cad cal cao cav cca ccc ccd ccl cco ccv cda cdc cdd cdl cdo cdv cl- cla clc cld cll clo clv co- coa coc cod col coo cov cva cvc cvd cvl cvo cvv daa dac dad dal dao dav dca dcc dcd dcl dco dcv dda ddc ddd ddl ddo dl- dla dlc dld dll dlo dlv doa doc dod dol doo dov dva dvc dvd dvl la- laa lac lad lal lao lav lca lcc lcd lcl lco lcv lda ldc ldd ldl ldo ldv lla llc lld lll llo llv loa loc lod lol loo lov lva lvc lvd lvl lvv oaa oac oad oal oao oav oc- oca occ ocd ocl oco ocv oda odc odd odl odo odv ola olc old oll olo oo- ooa ooc ood ool ooo oov ov- ova ovc ovd ovl ovo ovv v-a vaa vac vad val vao vav vca vcc vcd vcl vco vdc vdd vdl vdo vdv vl- vla vlc vld vll vlo vlv voa voc vod vol voo vov vva vvc vvo vvv