-ic -th a-a a-b a-c a-i a-t aaa aab aac aah aai aan aar aat ab- aba abb abc abh abi abn abr abt ac- aca acb acc ach aci acn acr act aha ahb ahc ahh ahi ahn ahr aht ai- aia aib aic aih aii ain air ait an- ana anb anc anh ani ann anr ant ar- ara arb arc arh ari arn arr art at- ata atb atc ath ati atn atr att baa bab bac bah bai ban bar bat bba bbb bbc bbh bbi bbn bbr bbt bca bcb bcc bch bci bcn bcr bct bha bhb bhc bhh bhi bhr bht bi- bia bib bic bih bii bin bir bit bna bnb bnc bni bnn bnr bnt bra brb brh bri brn brr brt bta btb btc bth bti btn btr btt c-- caa cab cac cah cai can car cat cba cbb cbc cbh cbi cbn cbr cbt cca ccb ccc cch cci ccn ccr cct ch- cha chb chc chh chi chn chr cht ci- cia cib cic cih cii cin cir cit cn- cna cnb cnc cnh cni cnn cnr cnt cra crb crc crh cri crn crr crt cta ctb ctc cth cti ctn ctr ctt h-i haa hab hac hah hai han har hat hba hbb hbc hbh hbi hbn hbr hbt hca hcb hcc hch hci hcn hcr hct hha hhb hhc hhh hhi hhn hhr hht hia hib hic hih hii hin hir hit hna hnb hnc hnh hnn hnt hr- hra hrb hrc hrh hri hrn hrr hrt hta htb htc hth hti htn htr htt ia- iaa iab iac iah iai ian iar iat iba ibb ibc ibh ibi ibn ibr ibt ica icb icc ich ici icn icr ict iha ihb ihc ihh ihi ihn ihr iht iia iib iic iih iii iin iir iit in- ina inb inc inh ini inn inr int ir- ira irb irc iri irn irr irt ita itb itc ith iti itn itt n-i naa nab nac nah nai nan nar nat nba nbb nbc nbi nbn nbr nbt nca ncb ncc nch nci ncn ncr nct nha nhb nhc nhh nhi nhn nhr nht nia nib nic nih nii nin nir nit nna nnb nnc nnh nni nnn nnt nra nrb nrc nri nrn nrr nrt nta ntb ntc nth nti ntn ntr ntt ra- raa rab rac rah rai ran rar rat rba rbb rbc rbh rbi rbn rbr rbt rca rcb rcc rch rci rcn rcr rct rh- rha rhb rhc rhh rhi rhn rhr rht ria rib ric rih rii rin rir rit rna rnb rnc rnh rni rnn rnr rnt rra rrb rrc rrh rri rrn rrr rrt rta rtb rtc rti rtn rtr rtt taa tab tac tah tai tan tar tat tba tbb tbc tbh tbi tbn tbr tbt tca tcb tcc tch tci tcn tcr tct th- tha thb thc thh thi thn thr tht tia tib tic tih tii tin tir tit tna tnb tnc tnh tni tnn tnr tnt tra trb trc trh tri trn trr trt tta ttb ttc tth tti ttn ttr ttt