-th a-a a-b a-c a-t aaa aab aac aad aah aap aat ab- aba abb abc abd abh abp abt ac- aca acb acc acd ach acp act ad- ada adb adc add adh adp adt aha ahb ahc ahd ahh ahp aht ap- apa apb apc apd aph app apt at- ata atb atc atd ath atp att b-p baa bab bac bad bah bap bat bba bbb bbc bbd bbh bbp bbt bca bcb bcc bcd bch bcp bct bda bdb bdc bdd bdh bdp bdt bha bhb bhc bhd bhh bhp bht bpa bpb bpc bpd bph bpp bpt bta btb btc btd bth btp btt c-- caa cab cac cad cah cap cat cba cbb cbc cbd cbh cbp cbt cca ccb ccc ccd cch ccp cct cda cdb cdc cdd cdh cdp cdt ch- cha chb chc chd chh chp cht cpa cpb cpc cpd cph cpp cpt cta ctb ctc ctd cth ctp ctt daa dab dac dad dah dap dat dba dbb dbc dbd dbh dbp dbt dca dcb dcc dcd dcp dct dda ddb ddc ddd ddh ddp ddt dh- dha dhb dhc dhd dhh dhp dht dpa dpb dpc dpd dph dpp dpt dta dtb dtc dtd dth dtp dtt haa hab hac had hah hap hat hba hbb hbc hbd hbh hbp hbt hca hcb hcc hcd hch hcp hct hda hdb hdc hdd hdh hdp hdt hha hhb hhc hhd hhh hhp hht hpa hpb hpc hpd hph hpp hpt hta htb htc htd hth htp htt p-p paa pab pac pad pah pap pat pba pbb pbc pbd pbp pbt pca pcb pcc pcd pch pcp pct pda pdb pdc pdd pdh pdp pdt pha phb phc phd php pht ppa ppb ppc ppd pph ppp ppt pt- pta ptb ptc ptd pth ptp ptt taa tab tac tad tah tap tat tba tbb tbc tbd tbh tbp tbt tca tcb tcc tcd tch tcp tct tda tdb tdc tdd tdh tdp tdt th- tha thb thc thd thh thp tht tpa tpb tpc tpd tph tpp tpt tta ttb ttc ttd tth ttp ttt