-al -ol a-a a-b a-t aaa aab aae aag aal aao aat aau ab- aba abb abe abg abl abo abt abu aea aeb aee aeg ael aeo aet aeu ag- aga agb age agg agl ago agt agu al- ala alb ale alg all alo alt alu aoa aob aoe aog aol aoo aot aou at- ata atb ate atg atl ato att atu au- aua aub aue aug aul auo aut b-u baa bab bae bag bal bao bat bau bba bbb bbe bbg bbl bbo bbt bbu be- bea beb bee beg bel beo bet beu bga bgb bge bgg bgl bgo bgt bgu bla blb ble blg bll blo blt blu boa bob boe bog bol boo bot bou bta btb bte btg btl bto btt btu bua bub bue bug bul buo but buu eaa eab eae eag eal eao eat eau eba ebb ebe ebg ebl ebo ebt ebu eea eeb eee eeg eel eeo eet ega egb ege egg egl ego egt egu ela elb ele elg ell elo elt elu eo- eoa eob eoe eog eol eoo eot eou eta etb ete etg etl eto ett etu eu- eua eub eue eug eul eut gaa gab gae gag gal gao gat gau gba gbe gbg gbl gbo gbt gbu ge- gea geb gee geg gel geo get geu gga ggb ggg ggo ggt ggu gla glb gle glg gll glo glt glu goa gob goe gog gol goo got gou gta gtb gte gtg gtl gto gtt gtu gu- gua gub gue gug gul guo gut guu la- laa lab lae lag lal lao lat lau lba lbb lbe lbg lbl lbo lbt lbu lea leb lee leg lel leo let leu lga lgb lge lgg lgl lgo lgt lgu lla llb lle llg lll llo llt llu loa lob loe log lol loo lot lou lta ltb lte ltg ltl lto ltt ltu lua lub lue lug lul luo lut luu oaa oab oae oag oal oao oat oau ob- oba obb obe obg obl obo obt obu oea oeb oee oeg oel oeo oet oga oge ogg ogl ogo ogt ola olb ole olg oll olo olt olu oo- ooa oob oog ool ooo oot ot- ota otb ote otg otl oto ott otu ou- oua oue oul ouo out taa tab tae tag tal tao tat tau tba tbb tbe tbg tbl tbo tbt tbu te- tea teb tee teg tel teo tet teu tga tgb tge tgg tgl tgo tgt tgu tla tle tlg tll tlo tlt tlu to- toa tob toe tog tol too tot tou tta ttb tte ttg ttl tto ttt ttu tua tub tue tug tul tuo tut tuu ua- uaa uab uae uag ual uao uat uau uba ubb ube ubg ubl ubo ubt ubu uea ueb uee ueg uel uet uga ugb uge ugg ugl ugo ugt ugu ula ulb ule ulg ull ulo ult ulu uoa uob uoe uog uol uoo uot uta utb ute utl uto utt utu uua uue uug uut uuu