-ic -th a-a a-b a-c a-i a-t aaa aab aac aah aai aan aar aas aat ab- aba abb abc abh abi abn abr abs abt ac- aca acb acc ach aci acn acr acs act aha ahb ahc ahh ahi ahn ahr ahs aht ai- aia aib aic aih aii ain air ais ait an- ana anb anc anh ani ann anr ans ant ar- ara arb arc arh ari arn arr ars art as- asa asb asc ash asi asn asr ass ast at- ata atb atc ath ati atn atr ats att baa bab bac bah bai ban bar bas bat bba bbb bbc bbh bbi bbn bbr bbs bbt bca bcb bcc bch bci bcn bcr bcs bct bha bhb bhc bhh bhi bhr bhs bht bi- bia bib bic bih bii bin bir bis bit bna bnb bnc bni bnn bnr bns bnt bra brb brh bri brn brr brs brt bsa bsb bsc bsh bsi bsn bsr bss bst bta btb btc bth bti btn btr bts btt c-- caa cab cac cah cai can car cas cat cba cbb cbc cbh cbi cbn cbr cbs cbt cca ccb ccc cch cci ccn ccr ccs cct ch- cha chb chc chh chi chn chr chs cht ci- cia cib cic cih cii cin cir cis cit cn- cna cnb cnc cnh cni cnn cnr cns cnt cra crb crc crh cri crn crr crs crt csa csb csc csh csi csn csr css cst cta ctb ctc cth cti ctn ctr cts ctt h-i haa hab hac hah hai han har has hat hba hbb hbc hbh hbi hbn hbr hbs hbt hca hcb hcc hch hci hcn hcr hcs hct hha hhb hhc hhh hhi hhn hhr hhs hht hia hib hic hih hii hin hir his hit hna hnb hnc hnh hnn hns hnt hr- hra hrb hrc hrh hri hrn hrr hrs hrt hsa hsb hsc hsh hsi hsn hsr hss hst hta htb htc hth hti htn htr hts htt ia- iaa iab iac iah iai ian iar ias iat iba ibb ibc ibh ibi ibn ibr ibs ibt ica icb icc ich ici icn icr ics ict iha ihb ihc ihh ihi ihn ihr ihs iht iia iib iic iih iii iin iir iis iit in- ina inb inc inh ini inn inr ins int ir- ira irb irc iri irn irr irs irt is- isa isb isc ish isi isn isr iss ist ita itb itc ith iti itn its itt n-i naa nab nac nah nai nan nar nas nat nba nbb nbc nbi nbn nbr nbs nbt nca ncb ncc nch nci ncn ncr ncs nct nha nhb nhc nhh nhi nhn nhr nhs nht nia nib nic nih nii nin nir nis nit nna nnb nnc nnh nni nnn nns nnt nra nrb nrc nri nrn nrr nrs nrt nsa nsb nsc nsh nsi nsn nsr nss nst nta ntb ntc nth nti ntn ntr nts ntt ra- raa rab rac rah rai ran rar ras rat rba rbb rbc rbh rbi rbn rbr rbs rbt rca rcb rcc rch rci rcn rcr rcs rct rh- rha rhb rhc rhh rhi rhn rhr rhs rht ria rib ric rih rii rin rir ris rit rna rnb rnc rnh rni rnn rnr rns rnt rra rrb rrc rrh rri rrn rrr rrs rrt rsa rsb rsc rsh rsi rsn rsr rss rst rta rtb rtc rti rtn rtr rts rtt saa sab sac sah sai san sar sas sat sba sbb sbc sbh sbi sbn sbr sbs sbt sca scb scc sch sci scn scr scs sct sh- sha shb shc shh shi shn shr shs sht sia sib sic sih sii sin sir sis sit sna snb snc sni snn snr sns snt sr- sra srb src srh sri srn srr srs srt ss- ssa ssb ssc ssh ssi ssn ssr sss sst sta stb stc sth sti stn str sts stt taa tab tac tah tai tan tar tas tat tba tbb tbc tbh tbi tbn tbr tbs tbt tca tcb tcc tch tci tcn tcr tcs tct th- tha thb thc thh thi thn thr ths tht tia tib tic tih tii tin tir tis tit tna tnb tnc tnh tni tnn tnr tns tnt tra trb trc trh tri trn trr trs trt tsa tsb tsc tsh tsi tsn tsr tss tst tta ttb ttc tth tti ttn ttr tts ttt