-al -ol a-a a-b aaa aab aae aak aal aao aau aav ab- aba abb abe abk abl abo abu abv aea aeb aee aek ael aeo aeu aev aka akb ake akk akl ako aku akv al- ala alb ale alk all alo alu alv aoa aob aoe aok aol aoo aou aov au- aua aub aue auk aul auo auv av- ava avb ave avk avl avo avu b-u baa bab bae bak bal bao bau bav bba bbb bbe bbk bbl bbo bbu be- bea beb bee bek bel beo beu bev bka bkb bke bkk bkl bko bkv bla blb ble blk bll blo blu blv boa bob boe bok bol boo bou bov bua bub bue buk bul buo buu bva bvb bve bvk bvl bvo bvu bvv eaa eab eae eak eal eao eau eav eba ebb ebe ebk ebl ebo ebu ebv eea eeb eee eek eel eeo eev eka ekb eke ekl eko eku ekv ela elb ele elk ell elo elu elv eo- eoa eob eoe eok eol eoo eou eu- eua eub eue eul euv eva evb eve evl evo evv ka- kaa kab kae kak kal kao kau kav kba kbb kbe kbk kbl kbo kbu ke- kea keb kee kek kel keo kev kkb kke kkk kkl kku kkv kl- kla klb klo klu klv koa kob koe kok kol koo kou kub kue kuk kul kuu kva kvb kvk kvo kvv la- laa lab lae lak lal lao lau lav lba lbb lbe lbk lbl lbo lbu lbv lea leb lee lek lel leo leu lev lka lkb lkl lla llb lle llk lll llo llu llv loa lob loe lok lol loo lou lov lua lub lue luk lul luo luu luv lva lvb lve lvl lvv oaa oab oae oak oal oao oau oav ob- oba obb obe obk obl obo obu obv oea oeb oee oel oeo oka okb oke okk okl oko oku ola olb ole olk oll olo olu oo- ooa oob ook ool ooo oov ou- oua oue ouk oul ouo ov- ova ovb ove ovl ovo ovv ua- uaa uab uae uak ual uao uau uav uba ubb ube ubk ubl ubo ubu ubv uea ueb uee uel uka ukb uke ukk ukl uku ula ulb ule ulk ull ulo ulu ulv uoa uob uoe uok uol uoo uua uue uuu uva uvb uve uvl uvo uvu uvv v-a v-e vaa vab vae vak val vao vau vav vba vbk vbl vbo vbv vea veb vee vek vel veo veu vka vkb vl- vla vlb vle vlk vll vlo vlv voa vob voe vok vol voo vou vov vue vuk vul vuv vva vvb vvo vvv