-al -ol a-a a-b a-z aaa aab aak aal aao aau aav aaz ab- aba abb abk abl abo abu abv abz aka akb akk akl ako aku akv al- ala alb alk all alo alu alv alz aoa aob aok aol aoo aou aov au- aua aub auk aul auo auv auz av- ava avb avk avl avo avu avz az- aza azb azo azu azz b-u baa bab bak bal bao bau bav baz bba bbb bbk bbl bbo bbu bka bkb bkk bkl bko bkv bla blb blk bll blo blu blv blz boa bob bok bol boo bou bov boz bua bub buk bul buo buu buz bva bvb bvk bvl bvo bvu bvv bza bzo bzu bzz k-z ka- kaa kab kak kal kao kau kav kaz kba kbb kbk kbl kbo kbu kbz kkb kkk kkl kku kkv kl- kla klb klo klu klv klz koa kob kok kol koo kou koz kub kuk kul kuu kva kvb kvk kvo kvv kzo la- laa lab lak lal lao lau lav laz lba lbb lbk lbl lbo lbu lbv lka lkb lkl lla llb llk lll llo llu llv llz loa lob lok lol loo lou lov loz lua lub luk lul luo luu luv luz lva lvb lvl lvv lvz lzo lzu oaa oab oak oal oao oau oav ob- oba obb obk obl obo obu obv oka okb okk okl oko oku ola olb olk oll olo olu oo- ooa oob ook ool ooo oov ou- oua ouk oul ouo ov- ova ovb ovl ovo ovv oza ozo ozu ozz ua- uaa uab uak ual uao uau uav uaz uba ubb ubk ubl ubo ubu ubv uka ukb ukk ukl uku ukz ula ulb ulk ull ulo ulu ulv uoa uob uok uol uoo uua uuu uva uvb uvl uvo uvu uvv uza uzb uzo uzu v-a vaa vab vak val vao vau vav vaz vba vbk vbl vbo vbv vbz vka vkb vl- vla vlb vlk vll vlo vlv voa vob vok vol voo vou vov voz vuk vul vuv vuz vva vvb vvo vvv vvz zaa zab zak zao zav zaz zbb zbl zbv zka zla zo- zoa zob zok zol zoo zou zub zuk zul zuz zzz