-er -ey -th ddd dde ddh ddp ddr ddt ddx ddy de- ded dee deh dep der det dex dey dh- dhd dhe dhh dhp dhr dht dpd dpe dph dpp dpr dpt drd dre drp drr drt drx dry dtd dte dth dtp dtr dtt dtx dty dxd dxp dxr dxt dxx dy- dyd dye dyp dyr dyy ed- edd ede edh edp edr edt edx edy eed eee eep eer eet eex eey ehd ehe ehh ehp ehr eht ep- epd epe eph epp epr ept epx erd ere erh erp err ert ery etd ete eth etp etr ett etx ety ex- exd exe exh exp exr ext exx exy eyd eye eyp eyr eyt hdd hde hdh hdp hdr hdt hdx hdy he- hed hee heh hep her het hex hey hhd hhe hhh hhp hhr hht hhy hpd hpe hph hpp hpr hpt hpy hr- hrd hre hrh hrp hrr hrt htd hte hth htp htr htt htx hty hxd hy- hyd hye hyh hyp hyr hyt hyy p-p pdd pde pdh pdp pdr pdt pdx ped pee peh pep per pet pex pey phd phe php phr pht phx phy ppd ppe pph ppp ppr ppt ppx prd pre prh prp prr prt prx pry pt- ptd pte pth ptp ptr ptt ptx pty pxe pxr pxt py- pyd pye pyr pyt pyx rdd rde rdh rdp rdr rdt rdx rdy re- red ree reh rep rer ret rex rey rh- rhd rhe rhh rhp rhr rht rpd rpe rph rpp rpr rpt rpx rrd rrh rrp rrr rrt rtd rte rtp rtr rtt rtx rty rxp rxr ry- ryd rye ryr ryy t-x tdd tde tdh tdp tdr tdt tdx tdy te- ted tee teh tep ter tet tex tey th- thd the thh thp thr tht thx thy tpd tpe tph tpp tpr tpt tpx trd tre trh trp trr trt trx try ttd tte tth ttp ttr ttt ttx tty txe txt tyd tye typ tyr tyt xde xdh xdr xdt xed xee xep xer xet xex xhd xhp xht xpd xpe xpp xpt xrd xrt xrx xry xtp xtr xtx xty xxp xxx xxy xyp xyr xyy yde ydt ydy yed yee yeh yep yer yet yex yey yhe yht ypd yre yrp yrt ytd yte yth ytp ytr ytt yxe yxy yye yyt yyy