-th ddd dde ddh ddp dds ddt de- ded dee deh dep des det dh- dhd dhe dhh dhp dhs dht dpd dpe dph dpp dps dpt dsd dse dsh dsp dss dst dtd dte dth dtp dts dtt ed- edd ede edh edp eds edt eed eee eep ees eet ehd ehe ehh ehp ehs eht ep- epd epe eph epp eps ept es- esd ese esh esp ess est etd ete eth etp ets ett hdd hde hdh hdp hds hdt he- hed hee heh hep hes het hhd hhe hhh hhp hhs hht hpd hpe hph hpp hps hpt hsd hse hsh hsp hss hst htd hte hth htp hts htt p-p pdd pde pdh pdp pds pdt ped pee peh pep pes pet phd phe php phs pht ppd ppe pph ppp pps ppt ps- psd pse psh psp pss pst pt- ptd pte pth ptp pts ptt sdd sde sdh sdp sds sdt se- sed see seh sep ses set sh- shd she shh shp shs sht spd spe sph spp sps spt ss- ssd sse ssh ssp sss sst std ste sth stp sts stt tdd tde tdh tdp tds tdt te- ted tee teh tep tes tet th- thd the thh thp ths tht tpd tpe tph tpp tps tpt tsd tse tsh tsp tss tst ttd tte tth ttp tts ttt