-er ddd dde ddf ddi ddl ddr de- ded dee def dei del der dev dfd dfe dff dfi dfl dfr dfv di- did die dif dii dil dir div dl- dld dle dlf dli dll dlr dlv drd dre dri drl drr drv dvd dve dvi dvl dvr ed- edd ede edf edi edl edr eed eee eef eel eer eev ef- efd efe eff efi efl efr eid eie eif eii eil eir eiv eld ele elf eli ell elr elv erd ere erf eri erl err erv evd eve evf evi evl evr evv fdd fde fdf fdi fdl fdr fed fee fef fei fel fer fev ffd ffe fff ffi ffl ffr ffv fid fie fif fii fil fir fld fle flf fli fll flr frd fre frf fri frl frr fvd i-d i-f i-v idd ide idf idi idl idr idv ie- ied iee ief iei iel ier iev ifd ife iff ifi ifl ifr iid iie iif iii iil iir il- ild ile ilf ili ill ilr ilv ir- ird ire irf iri irl irr irv ivd ive ivf ivi ivl ivr ivv ldd lde ldf ldi ldl ldr ldv led lee lef lei lel ler lev lfd lfe lff lfi lfl lfr lid lie lif lii lil lir liv lld lle llf lli lll llr llv lrd lrf lri lrr lrv lvd lve lvf lvi lvl lvr lvv rdd rde rdf rdi rdl rdr rdv re- red ree ref rei rel rer rev rfd rfe rff rfi rfl rfr rfv rid rie rif rii ril rir riv rld rle rlf rli rll rlr rrd rrf rri rrl rrr rvd rve rvf rvi rvl rvr rvv v-e vdd vde vdf vdi vdl vdr vdv ved vee vef vei vel ver vfd vff vfi vfl vfr vfv vi- vid vie vif vii vil vir viv vl- vld vle vlf vll vlv vrd vre vrf vri vrr vvi vvr vvv