-th a-a a-b a-t aaa aab aae aag aah aam aan aat ab- aba abb abe abg abh abm abn abt aea aeb aee aeg aeh aem aen aet ag- aga agb age agg agh agm agn agt aha ahb ahe ahg ahh ahm ahn aht ama amb ame amg amh amm amn amt an- ana anb ane ang anh anm ann ant at- ata atb ate atg ath atm atn att baa bab bae bag bah bam ban bat bba bbb bbe bbg bbh bbm bbn bbt be- bea beb bee beg beh bem ben bet bga bgb bge bgg bgh bgm bgn bgt bha bhb bhe bhg bhh bhm bht bma bmb bme bmg bmh bmm bmn bmt bna bnb bne bng bnn bnt bta btb bte btg bth btm btn btt eaa eab eae eag eah eam ean eat eba ebb ebe ebg ebh ebm ebn ebt eea eeb eee eeg eem een eet ega egb ege egg egh egm egn egt eha ehb ehe ehg ehh ehm ehn eht em- ema emb eme emg emh emm emn emt en- ena enb ene eng enh enm enn ent eta etb ete etg eth etm etn ett gaa gab gae gag gah gam gan gat gba gbe gbg gbh gbm gbn gbt ge- gea geb gee geg geh gem gen get gga ggb ggg ggh ggm ggn ggt gha ghb ghe ghg ghh ghn ght gma gmb gme gmg gmh gmm gmn gmt gna gnb gne gnm gnn gnt gta gtb gte gtg gth gtm gtn gtt haa hab hae hag hah ham han hat hba hbb hbe hbg hbh hbm hbn hbt he- hea heb hee heg heh hem hen het hga hgb hge hgg hgh hgm hgn hgt hha hhb hhe hhg hhh hhm hhn hht hma hmb hme hmg hmh hmm hmt hna hnb hne hng hnh hnn hnt hta htb hte htg hth htm htn htt maa mab mae mag mah mam man mat mba mbb mbe mbg mbh mbm mbt mea meb mee meg meh mem men met mga mgb mge mgh mgm mgn mgt mha mhg mhh mhm mhn mht mma mmb mme mmg mmh mmm mmn mmt mna mnb mne mng mnm mnn mnt mta mtb mte mtg mth mtm mtn mtt naa nab nae nag nah nam nan nat nba nbb nbe nbg nbm nbn nbt ne- nea neb nee neg neh nem nen net nga ngb nge ngg ngh ngm ngn ngt nha nhb nhe nhg nhh nhm nhn nht nma nmb nme nmg nmh nmm nmn nmt nna nnb nne nng nnh nnm nnn nnt nta ntb nte ntg nth ntm ntn ntt taa tab tae tag tah tam tan tat tba tbb tbe tbg tbh tbm tbn tbt te- tea teb tee teg teh tem ten tet tga tgb tge tgg tgh tgm tgn tgt th- tha thb the thg thh thm thn tht tma tmb tme tmg tmh tmm tmn tmt tna tnb tne tng tnh tnm tnn tnt tta ttb tte ttg tth ttm ttn ttt