-al -ol a-a a-b a-c aaa aab aac aag aal aao aau aav ab- aba abb abc abg abl abo abu abv ac- aca acb acc acg acl aco acu acv ag- aga agb agc agg agl ago agu agv al- ala alb alc alg all alo alu alv aoa aob aoc aog aol aoo aou aov au- aua aub auc aug aul auo auv av- ava avb avc avg avl avo avu b-u baa bab bac bag bal bao bau bav bba bbb bbc bbg bbl bbo bbu bca bcb bcc bcg bcl bco bcu bcv bga bgb bgc bgg bgl bgo bgu bgv bla blb blc blg bll blo blu blv boa bob boc bog bol boo bou bov bua bub buc bug bul buo buu bva bvb bvc bvg bvl bvo bvu bvv c-- caa cab cac cag cal cao cau cav cba cbb cbc cbg cbl cbo cbu cbv cca ccb ccc ccg ccl cco ccu ccv cga cgb cgc cgg cgl cgo cgu cgv cl- cla clb clc clg cll clo clu clv co- coa cob coc cog col coo cou cov cua cub cuc cug cul cuo cuu cuv cva cvb cvc cvg cvl cvo cvu cvv gaa gab gac gag gal gao gau gav gba gbc gbg gbl gbo gbu gbv gca gcb gcc gcg gcl gco gcu gga ggb ggc ggg ggo ggu ggv gla glb glc glg gll glo glu glv goa gob goc gog gol goo gou gov gu- gua gub guc gug gul guo guu guv gva gvb gvc gvg gvl gvo gvu la- laa lab lac lag lal lao lau lav lba lbb lbc lbg lbl lbo lbu lbv lca lcb lcc lcg lcl lco lcu lcv lga lgb lgc lgg lgl lgo lgu lgv lla llb llc llg lll llo llu llv loa lob loc log lol loo lou lov lua lub luc lug lul luo luu luv lva lvb lvc lvg lvl lvv oaa oab oac oag oal oao oau oav ob- oba obb obc obg obl obo obu obv oc- oca ocb occ ocg ocl oco ocu ocv oga ogc ogg ogl ogo ola olb olc olg oll olo olu oo- ooa oob ooc oog ool ooo oov ou- oua ouc oul ouo ov- ova ovb ovc ovl ovo ovv ua- uaa uab uac uag ual uao uau uav uba ubb ubc ubg ubl ubo ubu ubv uca ucb ucc ucg ucl uco ucu ucv uga ugb ugc ugg ugl ugo ugu ula ulb ulc ulg ull ulo ulu ulv uoa uob uoc uog uol uoo uua uuc uug uuu uva uvb uvc uvl uvo uvu uvv v-a vaa vab vac vag val vao vau vav vba vbc vbg vbl vbo vbv vca vcc vcl vco vcu vga vgc vgg vgl vgo vgu vl- vla vlb vlc vll vlo vlv voa vob voc vog vol voo vou vov vug vul vuv vva vvb vvc vvg vvo vvv