-er ddd dde ddl ddp ddr ddt ddz de- ded dee del dep der det dez dl- dld dle dll dlp dlr dlt dpd dpe dpl dpp dpr dpt dpz drd dre drl drp drr drt drz dtd dte dtl dtp dtr dtt dtz dzd dze dzp dzr ed- edd ede edl edp edr edt eed eee eel eep eer eet eld ele ell elp elr elt elz ep- epd epe epl epp epr ept epz erd ere erl erp err ert erz etd ete etl etp etr ett etz eze ezr ezz l-p ldd lde ldl ldp ldr ldt led lee lel lep ler let lez lld lle lll llp llr llt llz lpd lpe lpl lpp lpr lpt lpz lrd lrp lrr lrt lrz ltd lte ltl ltp ltr ltt ltz lzr p-p pdd pde pdl pdp pdr pdt pdz ped pee pel pep per pet pez pld ple pll plp plr plt plz ppd ppe ppl ppp ppr ppt ppz prd pre prl prp prr prt prz pt- ptd pte ptl ptp ptr ptt ptz pzl pzp pzt rdd rde rdl rdp rdr rdt re- red ree rel rep rer ret rez rld rle rll rlp rlr rlt rpd rpe rpl rpp rpr rpt rpz rrd rrl rrp rrr rrt rtd rte rtl rtp rtr rtt rtz rze tdd tde tdl tdp tdr tdt te- ted tee tel tep ter tet tez tld tle tll tlp tlr tlt tlz tpd tpe tpl tpp tpr tpt tpz trd tre trl trp trr trt trz ttd tte ttl ttp ttr ttt tzd tze zdt zed zee zel zep zer zet zez zlr zlt zpe zpl zpp zpr zpt zrl zrp zte ztl ztr zzr zzt zzz