-ic -th a-a a-b a-c a-i a-t aaa aab aac aah aai aam aan aat ab- aba abb abc abh abi abm abn abt ac- aca acb acc ach aci acm acn act aha ahb ahc ahh ahi ahm ahn aht ai- aia aib aic aih aii aim ain ait ama amb amc amh ami amm amn amt an- ana anb anc anh ani anm ann ant at- ata atb atc ath ati atm atn att baa bab bac bah bai bam ban bat bba bbb bbc bbh bbi bbm bbn bbt bca bcb bcc bch bci bcm bcn bct bha bhb bhc bhh bhi bhm bht bi- bia bib bic bih bii bim bin bit bma bmb bmc bmh bmi bmm bmn bmt bna bnb bnc bni bnn bnt bta btb btc bth bti btm btn btt c-- caa cab cac cah cai cam can cat cba cbb cbc cbh cbi cbm cbn cbt cca ccb ccc cch cci ccm ccn cct ch- cha chb chc chh chi chm chn cht ci- cia cib cic cih cii cim cin cit cma cmb cmc cmh cmi cmm cmn cmt cn- cna cnb cnc cnh cni cnm cnn cnt cta ctb ctc cth cti ctm ctn ctt h-i haa hab hac hah hai ham han hat hba hbb hbc hbh hbi hbm hbn hbt hca hcb hcc hch hci hcm hcn hct hha hhb hhc hhh hhi hhm hhn hht hia hib hic hih hii him hin hit hma hmb hmc hmh hmi hmm hmt hna hnb hnc hnh hnn hnt hta htb htc hth hti htm htn htt ia- iaa iab iac iah iai iam ian iat iba ibb ibc ibh ibi ibm ibn ibt ica icb icc ich ici icm icn ict iha ihb ihc ihh ihi ihm ihn iht iia iib iic iih iii iim iin iit im- ima imb imc imh imi imm imn imt in- ina inb inc inh ini inm inn int ita itb itc ith iti itm itn itt maa mab mac mah mai mam man mat mba mbb mbc mbh mbi mbm mbt mc- mca mcb mcc mch mci mcm mcn mct mha mhc mhh mhi mhm mhn mht mi- mia mib mic mih mii mim min mit mma mmb mmc mmh mmi mmm mmn mmt mna mnb mnc mni mnm mnn mnt mta mtb mtc mth mti mtm mtn mtt n-i naa nab nac nah nai nam nan nat nba nbb nbc nbi nbm nbn nbt nca ncb ncc nch nci ncm ncn nct nha nhb nhc nhh nhi nhm nhn nht nia nib nic nih nii nim nin nit nma nmb nmc nmh nmi nmm nmn nmt nna nnb nnc nnh nni nnm nnn nnt nta ntb ntc nth nti ntm ntn ntt taa tab tac tah tai tam tan tat tba tbb tbc tbh tbi tbm tbn tbt tca tcb tcc tch tci tcm tcn tct th- tha thb thc thh thi thm thn tht tia tib tic tih tii tim tin tit tma tmb tmc tmh tmi tmm tmn tmt tna tnb tnc tnh tni tnm tnn tnt tta ttb ttc tth tti ttm ttn ttt