-al -ly -ol a-a a-b aaa aab aak aal aao aav aay ab- aba abb abk abl abo abv aby aka akb akk akl ako akv al- ala alb alk all alo alv aly aoa aob aok aol aoo aov av- ava avb avk avl avo avy ay- aya ayk ayl ayo baa bab bak bal bao bav bay bba bbb bbk bbl bbo bby bka bkb bkk bkl bko bkv bla blb blk bll blo blv bly boa bob bok bol boo bov boy bva bvb bvk bvl bvo bvv by- bya byk byl byo ka- kaa kab kak kal kao kav kay kba kbb kbk kbl kbo kkb kkk kkl kkv kky kl- kla klb klo klv kly koa kob kok kol koo koy kva kvb kvk kvo kvv kya kyl kyo la- laa lab lak lal lao lav lay lba lbb lbk lbl lbo lbv lka lkb lkl lky lla llb llk lll llo llv lly loa lob lok lol loo lov loy lva lvb lvl lvv lya lyk lyl lyo oaa oab oak oal oao oav ob- oba obb obk obl obo obv oby oka okb okk okl oko ola olb olk oll olo oly oo- ooa oob ook ool ooo oov ov- ova ovb ovl ovo ovv oya oyl oyo v-a vaa vab vak val vao vav vay vba vbk vbl vbo vbv vka vkb vl- vla vlb vlk vll vlo vlv vly voa vob vok vol voo vov voy vva vvb vvo vvv vyl yaa yab yak yal yao yav yay ybl yby yka ykk ylk yll yly yob yok yol yoo yoy yva yvo yvy yyb yyy