-er -th -up ddd dde ddh ddp ddr ddt ddu de- ded dee deh dep der det deu dh- dhd dhe dhh dhp dhr dht dhu dpd dpe dph dpp dpr dpt dpu drd dre drp drr drt dru dtd dte dth dtp dtr dtt dtu dud due duh dup dur dut ed- edd ede edh edp edr edt edu eed eee eep eer eet ehd ehe ehh ehp ehr eht ehu ep- epd epe eph epp epr ept epu erd ere erh erp err ert eru etd ete eth etp etr ett etu eu- eud eue eup eur eut hdd hde hdh hdp hdr hdt hdu he- hed hee heh hep her het heu hhd hhe hhh hhp hhr hht hhu hpd hpe hph hpp hpr hpt hpu hr- hrd hre hrh hrp hrr hrt hru htd hte hth htp htr htt hud hue huh hup hur hut huu p-p pdd pde pdh pdp pdr pdt pdu ped pee peh pep per pet peu phd phe php phr pht phu ppd ppe pph ppp ppr ppt ppu prd pre prh prp prr prt pru pt- ptd pte pth ptp ptr ptt ptu pud pue puh pup pur put puu rdd rde rdh rdp rdr rdt rdu re- red ree reh rep rer ret reu rh- rhd rhe rhh rhp rhr rht rhu rpd rpe rph rpp rpr rpt rpu rrd rrh rrp rrr rrt rru rtd rte rtp rtr rtt rtu rud rue ruh rup rur rut ruu tdd tde tdh tdp tdr tdt tdu te- ted tee teh tep ter tet teu th- thd the thh thp thr tht thu tpd tpe tph tpp tpr tpt tpu trd tre trh trp trr trt tru ttd tte tth ttp ttr ttt ttu tud tue tuh tup tur tut tuu udd ude udp udr udt udu ued uee ueh uep uer uet uhd uhe uhh uhp uhr uht uhu up- upd upe uph upp upr upt upu ur- urd ure urp urr urt uru utd ute uth utp utr utt utu uue uur uut uuu