-ic -th a-a a-c a-i a-t aaa aac aad aah aai aas aat ac- aca acc acd ach aci acs act ad- ada adc add adh adi ads adt aha ahc ahd ahh ahi ahs aht ai- aia aic aid aih aii ais ait as- asa asc asd ash asi ass ast at- ata atc atd ath ati ats att c-- caa cac cad cah cai cas cat cca ccc ccd cch cci ccs cct cda cdc cdd cdh cdi cds cdt ch- cha chc chd chh chi chs cht ci- cia cic cid cih cii cis cit csa csc csd csh csi css cst cta ctc ctd cth cti cts ctt daa dac dad dah dai das dat dca dcc dcd dci dcs dct dda ddc ddd ddh ddi dds ddt dh- dha dhc dhd dhh dhi dhs dht di- dia dic did dih dii dis dit dsa dsc dsd dsh dsi dss dst dta dtc dtd dth dti dts dtt h-i haa hac had hah hai has hat hca hcc hcd hch hci hcs hct hda hdc hdd hdh hdi hds hdt hha hhc hhd hhh hhi hhs hht hia hic hid hih hii his hit hsa hsc hsd hsh hsi hss hst hta htc htd hth hti hts htt i-d ia- iaa iac iad iah iai ias iat ica icc icd ich ici ics ict ida idc idd idh idi ids idt iha ihc ihd ihh ihi ihs iht iia iic iid iih iii iis iit is- isa isc isd ish isi iss ist ita itc itd ith iti its itt saa sac sad sah sai sas sat sca scc scd sch sci scs sct sda sdc sdd sdh sdi sds sdt sh- sha shc shd shh shi shs sht sia sic sid sih sii sis sit ss- ssa ssc ssd ssh ssi sss sst sta stc std sth sti sts stt taa tac tad tah tai tas tat tca tcc tcd tch tci tcs tct tda tdc tdd tdh tdi tds tdt th- tha thc thd thh thi ths tht tia tic tid tih tii tis tit tsa tsc tsd tsh tsi tss tst tta ttc ttd tth tti tts ttt