-al -er a-a a-b aaa aab aae aag aaj aal aan aar aau ab- aba abb abe abg abj abl abn abr abu aea aeb aee aeg aej ael aen aer aeu ag- aga agb age agg agj agl agn agr agu aja ajb aje ajj ajl ajn ajr aju al- ala alb ale alg alj all aln alr alu an- ana anb ane ang anj anl ann anr anu ar- ara arb are arg arj arl arn arr aru au- aua aub aue aug auj aul aun aur b-u baa bab bae bag baj bal ban bar bau bba bbb bbe bbg bbl bbn bbr bbu be- bea beb bee beg bel ben ber beu bga bgb bge bgg bgl bgn bgr bgu bja bjg bjj bjn bjr bju bla blb ble blg blj bll bln blr blu bna bnb bne bng bnj bnl bnn bnr bnu bra brb bre brg brj brl brn brr bru bua bub bue bug buj bul bun bur buu eaa eab eae eag eaj eal ean ear eau eba ebb ebe ebg ebj ebl ebn ebr ebu eea eeb eee eeg eel een eer ega egb ege egg egl egn egr egu eja ejl eju ela elb ele elg ell eln elr elu en- ena enb ene eng enl enn enr enu era erb ere erg erl ern err eru eu- eua eub eue eug euj eul eun eur gaa gab gae gag gaj gal gan gar gau gba gbe gbg gbj gbl gbn gbr gbu ge- gea geb gee geg gel gen ger geu gga ggb ggg ggj ggn ggr ggu gja gje gjg gjr gla glb gle glg glj gll gln glr glu gna gnb gne gnl gnn gnr gnu gra grb gre grg grj grl grn grr gru gu- gua gub gue gug guj gul gun gur guu jaa jab jae jag jaj jal jan jar jau jba jbg jbj jbl jbr jbu jea jeb jee jeg jej jel jen jer jeu jga jgb jge jgn jgr jgu jja jjb jjg jjj jjl jjr jju jla jlb jle jlg jll jln jlr jlu jna jne jng jnj jnl jnn jnr jnu jra jrb jrg jrl jrn jrr jub jue jug jul jun jur la- laa lab lae lag laj lal lan lar lau lba lbb lbe lbg lbj lbl lbr lbu lea leb lee leg lej lel len ler leu lga lgb lge lgg lgj lgl lgn lgr lgu lje ljj ljn lju lla llb lle llg llj lll lln llr llu lna lnb lne lng lnl lnn lnr lnu lra lrb lrg lrn lrr lru lua lub lue lug lul lun lur luu naa nab nae nag naj nal nan nar nau nba nbb nbe nbg nbl nbn nbr nbu ne- nea neb nee neg nej nel nen ner neu nga ngb nge ngg ngj ngl ngn ngu nja nje njl njn nju nla nlb nle nlg nlj nll nln nlr nlu nna nnb nne nng nnl nnn nnu nra nrb nre nrg nrj nrl nrn nrr nru nua nub nue nug nuj nul nun nur nuu ra- raa rab rae rag raj ral ran rar rau rba rbb rbe rbg rbl rbn rbr rbu re- rea reb ree reg rel ren rer reu rga rgb rge rgg rgn rgr rja rjg rjr rla rle rlg rll rln rlr rlu rna rnb rng rnn rnr rnu rra rrb rrg rrl rrn rrr rru rua rub rue rug run rur ruu ua- uaa uab uae uag uaj ual uan uar uau uba ubb ube ubg ubl ubn ubr ubu uea ueb uee ueg uel uen uer uga ugb uge ugg ugl ugn ugr ugu ula ulb ule ulg ull uln ulr ulu un- una unb une ung unl unn unr unu ur- ura urb ure urg url urn urr uru uua uue uug uun uur uuu