-al a-a a-b aaa aab aae aag aak aal aav ab- aba abb abe abg abk abl abv aea aeb aee aeg aek ael aev ag- aga agb age agg agk agl agv aka akb ake akg akk akl akv al- ala alb ale alg alk all alv av- ava avb ave avg avk avl baa bab bae bag bak bal bav bba bbb bbe bbg bbk bbl be- bea beb bee beg bek bel bev bga bgb bge bgg bgk bgl bgv bka bkb bke bkg bkk bkl bkv bla blb ble blg blk bll blv bva bvb bve bvg bvk bvl bvv eaa eab eae eag eak eal eav eba ebb ebe ebg ebk ebl ebv eea eeb eee eeg eek eel eev ega egb ege egg egl eka ekb eke ekg ekl ekv ela elb ele elg elk ell elv eva evb eve evg evl evv gaa gab gae gag gak gal gav gba gbe gbg gbk gbl gbv ge- gea geb gee geg gek gel gev gga ggb ggg ggv gka gkb gla glb gle glg glk gll glv gva gvb gve gvg gvk gvl ka- kaa kab kae kag kak kal kav kba kbb kbe kbk kbl ke- kea keb kee keg kek kel kev kga kgb kgl kgv kkb kke kkk kkl kkv kl- kla klb klg klv kva kvb kvk kvv la- laa lab lae lag lak lal lav lba lbb lbe lbg lbk lbl lbv lea leb lee leg lek lel lev lga lgb lge lgg lgk lgl lgv lka lkb lkg lkl lla llb lle llg llk lll llv lva lvb lve lvg lvl lvv v-a v-e vaa vab vae vag vak val vav vba vbg vbk vbl vbv vea veb vee veg vek vel vga vgg vgl vka vkb vkg vl- vla vlb vle vlk vll vlv vva vvb vvg vvv