-al a-a a-b a-i a-t aaa aab aae aag aai aal aam aan aat ab- aba abb abe abg abi abl abm abn abt aea aeb aee aeg aei ael aem aen aet ag- aga agb age agg agi agl agm agn agt ai- aia aib aie aig aii ail aim ain ait al- ala alb ale alg ali all alm aln alt ama amb ame amg ami aml amm amn amt an- ana anb ane ang ani anl anm ann ant at- ata atb ate atg ati atl atm atn att baa bab bae bag bai bal bam ban bat bba bbb bbe bbg bbi bbl bbm bbn bbt be- bea beb bee beg bei bel bem ben bet bga bgb bge bgg bgi bgl bgm bgn bgt bi- bia bib bie big bii bil bim bin bit bla blb ble blg bli bll blm bln blt bma bmb bme bmg bmi bml bmm bmn bmt bna bnb bne bng bni bnl bnn bnt bta btb bte btg bti btl btm btn btt eaa eab eae eag eai eal eam ean eat eba ebb ebe ebg ebi ebl ebm ebn ebt eea eeb eee eeg eel eem een eet ega egb ege egg egi egl egm egn egt eia eib eie eig eii eil eim ein eit ela elb ele elg eli ell elm eln elt em- ema emb eme emg emi eml emm emn emt en- ena enb ene eng eni enl enm enn ent eta etb ete etg eti etl etm etn ett gaa gab gae gag gai gal gam gan gat gba gbe gbg gbi gbl gbm gbn gbt ge- gea geb gee geg gei gel gem gen get gga ggb ggg ggi ggm ggn ggt gia gib gie gig gii gil gim gin git gla glb gle glg gli gll glm gln glt gma gmb gme gmg gmi gml gmm gmn gmt gna gnb gne gni gnl gnm gnn gnt gta gtb gte gtg gti gtl gtm gtn gtt ia- iaa iab iae iag iai ial iam ian iat iba ibb ibe ibg ibi ibl ibm ibn ibt ie- iea iee ieg iei iel iem ien iet iga igb ige igg igi igl igm ign igt iia iib iie iii iil iim iin iit il- ila ilb ile ilg ili ill ilm iln ilt im- ima imb ime img imi iml imm imn imt in- ina inb ine ing ini inl inm inn int ita itb ite itg iti itl itm itn itt la- laa lab lae lag lai lal lam lan lat lba lbb lbe lbg lbi lbl lbm lbt lea leb lee leg lei lel lem len let lga lgb lge lgg lgi lgl lgm lgn lgt lia lib lie lig lii lil lim lin lit lla llb lle llg lli lll llm lln llt lma lmb lme lmg lmi lml lmm lmn lmt lna lnb lne lng lni lnl lnm lnn lnt lta ltb lte ltg lti ltl ltm ltt maa mab mae mag mai mal mam man mat mba mbb mbe mbg mbi mbl mbm mbt mea meb mee meg mei mel mem men met mga mgb mge mgi mgl mgm mgn mgt mi- mia mib mie mig mii mil mim min mit mla mlb mle mlg mli mll mlm mln mlt mma mmb mme mmg mmi mml mmm mmn mmt mna mnb mne mng mni mnl mnm mnn mnt mta mtb mte mtg mti mtl mtm mtn mtt n-i naa nab nae nag nai nal nam nan nat nba nbb nbe nbg nbi nbl nbm nbn nbt ne- nea neb nee neg nei nel nem nen net nga ngb nge ngg ngi ngl ngm ngn ngt nia nib nie nig nii nil nim nin nit nla nlb nle nlg nli nll nlm nln nlt nma nmb nme nmg nmi nml nmm nmn nmt nna nnb nne nng nni nnl nnm nnn nnt nta ntb nte ntg nti ntm ntn ntt taa tab tae tag tai tal tam tan tat tba tbb tbe tbg tbi tbl tbm tbn tbt te- tea teb tee teg tei tel tem ten tet tga tgb tge tgg tgi tgl tgm tgn tgt tia tib tie tig tii til tim tin tit tla tle tlg tli tll tlm tln tlt tma tmb tme tmg tmi tml tmm tmn tmt tna tnb tne tng tni tnl tnm tnn tnt tta ttb tte ttg tti ttl ttm ttn ttt