-al -ol a-a a-b aaa aab aae aag aal aao aau aav ab- aba abb abe abg abl abo abu abv aea aeb aee aeg ael aeo aeu aev ag- aga agb age agg agl ago agu agv al- ala alb ale alg all alo alu alv aoa aob aoe aog aol aoo aou aov au- aua aub aue aug aul auo auv av- ava avb ave avg avl avo avu b-u baa bab bae bag bal bao bau bav bba bbb bbe bbg bbl bbo bbu be- bea beb bee beg bel beo beu bev bga bgb bge bgg bgl bgo bgu bgv bla blb ble blg bll blo blu blv boa bob boe bog bol boo bou bov bua bub bue bug bul buo buu bva bvb bve bvg bvl bvo bvu bvv eaa eab eae eag eal eao eau eav eba ebb ebe ebg ebl ebo ebu ebv eea eeb eee eeg eel eeo eev ega egb ege egg egl ego egu ela elb ele elg ell elo elu elv eo- eoa eob eoe eog eol eoo eou eu- eua eub eue eug eul euv eva evb eve evg evl evo evv gaa gab gae gag gal gao gau gav gba gbe gbg gbl gbo gbu gbv ge- gea geb gee geg gel geo geu gev gga ggb ggg ggo ggu ggv gla glb gle glg gll glo glu glv goa gob goe gog gol goo gou gov gu- gua gub gue gug gul guo guu guv gva gvb gve gvg gvl gvo gvu la- laa lab lae lag lal lao lau lav lba lbb lbe lbg lbl lbo lbu lbv lea leb lee leg lel leo leu lev lga lgb lge lgg lgl lgo lgu lgv lla llb lle llg lll llo llu llv loa lob loe log lol loo lou lov lua lub lue lug lul luo luu luv lva lvb lve lvg lvl lvv oaa oab oae oag oal oao oau oav ob- oba obb obe obg obl obo obu obv oea oeb oee oeg oel oeo oga oge ogg ogl ogo ola olb ole olg oll olo olu oo- ooa oob oog ool ooo oov ou- oua oue oul ouo ov- ova ovb ove ovl ovo ovv ua- uaa uab uae uag ual uao uau uav uba ubb ube ubg ubl ubo ubu ubv uea ueb uee ueg uel uga ugb uge ugg ugl ugo ugu ula ulb ule ulg ull ulo ulu ulv uoa uob uoe uog uol uoo uua uue uug uuu uva uvb uve uvl uvo uvu uvv v-a v-e vaa vab vae vag val vao vau vav vba vbg vbl vbo vbv vea veb vee veg vel veo veu vga vgg vgl vgo vgu vl- vla vlb vle vll vlo vlv voa vob voe vog vol voo vou vov vue vug vul vuv vva vvb vvg vvo vvv