-al a-a a-b a-t aaa aab aae aal aam aan aat aau ab- aba abb abe abl abm abn abt abu aea aeb aee ael aem aen aet aeu al- ala alb ale all alm aln alt alu ama amb ame aml amm amn amt amu an- ana anb ane anl anm ann ant anu at- ata atb ate atl atm atn att atu au- aua aub aue aul aum aun aut b-u baa bab bae bal bam ban bat bau bba bbb bbe bbl bbm bbn bbt bbu be- bea beb bee bel bem ben bet beu bla blb ble bll blm bln blt blu bma bmb bme bml bmm bmn bmt bmu bna bnb bne bnl bnn bnt bnu bta btb bte btl btm btn btt btu bua bub bue bul bum bun but buu eaa eab eae eal eam ean eat eau eba ebb ebe ebl ebm ebn ebt ebu eea eeb eee eel eem een eet ela elb ele ell elm eln elt elu em- ema emb eme eml emm emn emt emu en- ena enb ene enl enm enn ent enu eta etb ete etl etm etn ett etu eu- eua eub eue eul eun eut la- laa lab lae lal lam lan lat lau lba lbb lbe lbl lbm lbt lbu lea leb lee lel lem len let leu lla llb lle lll llm lln llt llu lma lmb lme lml lmm lmn lmt lmu lna lnb lne lnl lnm lnn lnt lnu lta ltb lte ltl ltm ltt ltu lua lub lue lul lum lun lut luu maa mab mae mal mam man mat mau mba mbb mbe mbl mbm mbt mbu mea meb mee mel mem men met meu mla mlb mle mll mlm mln mlt mlu mma mmb mme mml mmm mmn mmt mmu mna mnb mne mnl mnm mnn mnt mnu mta mtb mte mtl mtm mtn mtt mtu mua mub mue mul mum mun mut muu naa nab nae nal nam nan nat nau nba nbb nbe nbl nbm nbn nbt nbu ne- nea neb nee nel nem nen net neu nla nlb nle nll nlm nln nlt nlu nma nmb nme nml nmm nmn nmt nmu nna nnb nne nnl nnm nnn nnt nnu nta ntb nte ntm ntn ntt ntu nua nub nue nul num nun nut nuu taa tab tae tal tam tan tat tau tba tbb tbe tbl tbm tbn tbt tbu te- tea teb tee tel tem ten tet teu tla tle tll tlm tln tlt tlu tma tmb tme tml tmm tmn tmt tmu tna tnb tne tnl tnm tnn tnt tta ttb tte ttl ttm ttn ttt ttu tua tub tue tul tum tun tut tuu ua- uaa uab uae ual uam uan uat uau uba ubb ube ubl ubn ubt ubu uea ueb uee uel uem uen uet ula ulb ule ull ulm uln ult ulu um- uma umb ume uml umm umn umt umu un- una unb une unl unm unn unt unu uta utb ute utl utm utn utt utu uua uue uum uun uut uuu