a-a a-t aaa aad aam aap aas aat ad- ada add adm adp ads adt ama amd amm amp ams amt ap- apa apd apm app aps apt as- asa asd asm asp ass ast at- ata atd atm atp ats att daa dad dam dap das dat dda ddd ddm ddp dds ddt dma dmd dmm dmp dms dmt dpa dpd dpm dpp dps dpt dsa dsd dsm dsp dss dst dta dtd dtm dtp dts dtt maa mad mam map mas mat mda mdd mdm mdp mds mdt mma mmd mmm mmp mms mmt mpa mpd mpm mpp mps mpt msa msd msm msp mss mst mta mtd mtm mtp mts mtt p-p paa pad pam pap pas pat pda pdd pdm pdp pds pdt pma pmd pmm pmp pms pmt ppa ppd ppm ppp pps ppt ps- psa psd psm psp pss pst pt- pta ptd ptm ptp pts ptt saa sad sam sap sas sat sda sdd sdm sdp sds sdt sma smd smm smp sms smt spa spd spm spp sps spt ss- ssa ssd ssm ssp sss sst sta std stm stp sts stt taa tad tam tap tas tat tda tdd tdm tdp tds tdt tma tmd tmm tmp tms tmt tpa tpd tpm tpp tps tpt tsa tsd tsm tsp tss tst tta ttd ttm ttp tts ttt