-er ddd dde ddf ddl ddp ddr ddt ddz de- ded dee def del dep der det dez dfd dfe dff dfl dfp dfr dft dfz dl- dld dle dlf dll dlp dlr dlt dpd dpe dpf dpl dpp dpr dpt dpz drd dre drl drp drr drt drz dtd dte dtf dtl dtp dtr dtt dtz dzd dze dzp dzr ed- edd ede edf edl edp edr edt eed eee eef eel eep eer eet ef- efd efe eff efl efp efr eft eld ele elf ell elp elr elt elz ep- epd epe epf epl epp epr ept epz erd ere erf erl erp err ert erz etd ete etf etl etp etr ett etz eze ezf ezr ezz fdd fde fdf fdl fdp fdr fdt fed fee fef fel fep fer fet fez ffd ffe fff ffl ffp ffr fft ffz fld fle flf fll flp flr flt fpd fpe fpl fpp fpr fpt frd fre frf frl frp frr frt ftd fte ftf ftl ftp ftr ftt ftz fzd l-p ldd lde ldf ldl ldp ldr ldt led lee lef lel lep ler let lez lfd lfe lff lfl lfp lfr lft lld lle llf lll llp llr llt llz lpd lpe lpf lpl lpp lpr lpt lpz lrd lrf lrp lrr lrt lrz ltd lte ltf ltl ltp ltr ltt ltz lzr p-p pdd pde pdf pdl pdp pdr pdt pdz ped pee pef pel pep per pet pez pfd pfe pff pfl pfp pfr pft pld ple plf pll plp plr plt plz ppd ppe ppf ppl ppp ppr ppt ppz prd pre prf prl prp prr prt prz pt- ptd pte ptf ptl ptp ptr ptt ptz pzl pzp pzt rdd rde rdf rdl rdp rdr rdt re- red ree ref rel rep rer ret rez rfd rfe rff rfl rfp rfr rft rfz rld rle rlf rll rlp rlr rlt rpd rpe rpf rpl rpp rpr rpt rpz rrd rrf rrl rrp rrr rrt rtd rte rtf rtl rtp rtr rtt rtz rze tdd tde tdf tdl tdp tdr tdt te- ted tee tef tel tep ter tet tez tfd tfe tff tfl tfp tfr tft tld tle tlf tll tlp tlr tlt tlz tpd tpe tpf tpl tpp tpr tpt tpz trd tre trf trl trp trr trt trz ttd tte ttf ttl ttp ttr ttt tzd tze tzf zdf zdt zed zee zef zel zep zer zet zez zfd zfr zlr zlt zpe zpf zpl zpp zpr zpt zrl zrp zte ztl ztr zzr zzt zzz