-al -ol a-a a-c aaa aac aal aao aar aav ac- aca acc acl aco acr acv al- ala alc all alo alr alv aoa aoc aol aoo aor aov ar- ara arc arl aro arr arv av- ava avc avl avo avr c-- caa cac cal cao car cav cca ccc ccl cco ccr ccv cl- cla clc cll clo clr clv co- coa coc col coo cor cov cra crc crl cro crr crv cva cvc cvl cvo cvr cvv la- laa lac lal lao lar lav lca lcc lcl lco lcr lcv lla llc lll llo llr llv loa loc lol loo lor lov lra lrc lro lrr lrv lva lvc lvl lvr lvv oaa oac oal oao oar oav oc- oca occ ocl oco ocr ocv ola olc oll olo oo- ooa ooc ool ooo oor oov or- ora orc orl oro orr orv ov- ova ovc ovl ovo ovv ra- raa rac ral rao rar rav rca rcc rcl rco rcr rcv rla rlc rll rlo rlr roa roc rol roo ror rov rra rrc rrl rrr rva rvc rvl rvo rvr rvv v-a vaa vac val vao var vav vca vcc vcl vco vcr vl- vla vlc vll vlo vlv voa voc vol voo vor vov vra vrc vrr vva vvc vvo vvr vvv