a-a a-b a-t aaa aab aae aaj aam aan aat ab- aba abb abe abj abm abn abt aea aeb aee aej aem aen aet aja ajb aje ajj ajm ajn ajt ama amb ame amm amn amt an- ana anb ane anj anm ann ant at- ata atb ate atm atn att baa bab bae baj bam ban bat bba bbb bbe bbm bbn bbt be- bea beb bee bem ben bet bja bjj bjm bjn bjt bma bmb bme bmj bmm bmn bmt bna bnb bne bnj bnn bnt bta btb bte btm btn btt eaa eab eae eaj eam ean eat eba ebb ebe ebj ebm ebn ebt eea eeb eee eem een eet eja ejt em- ema emb eme emm emn emt en- ena enb ene enm enn ent eta etb ete etj etm etn ett jaa jab jae jaj jam jan jat jba jbj jbm jbt jea jeb jee jej jem jen jet jja jjb jjj jma jmb jme jmj jmm jmn jmt jna jne jnj jnn jnt jta jtb jte jtm jtn jtt maa mab mae maj mam man mat mba mbb mbe mbj mbm mbt mea meb mee mej mem men met mjb mje mjj mjm mjt mma mmb mme mmj mmm mmn mmt mna mnb mne mnj mnm mnn mnt mta mtb mte mtj mtm mtn mtt naa nab nae naj nam nan nat nba nbb nbe nbm nbn nbt ne- nea neb nee nej nem nen net nja nje njm njn nma nmb nme nmm nmn nmt nna nnb nne nnm nnn nnt nta ntb nte ntm ntn ntt taa tab tae taj tam tan tat tba tbb tbe tbj tbm tbn tbt te- tea teb tee tej tem ten tet tje tjm tma tmb tme tmj tmm tmn tmt tna tnb tne tnm tnn tnt tta ttb tte ttm ttn ttt