-er ddd dde ddf ddi ddl ddr ddz de- ded dee def dei del der dez dfd dfe dff dfi dfl dfr dfz di- did die dif dii dil dir diz dl- dld dle dlf dli dll dlr drd dre dri drl drr drz dzd dze dzi dzr ed- edd ede edf edi edl edr eed eee eef eel eer ef- efd efe eff efi efl efr eid eie eif eii eil eir eld ele elf eli ell elr elz erd ere erf eri erl err erz eze ezf ezr ezz fdd fde fdf fdi fdl fdr fed fee fef fei fel fer fez ffd ffe fff ffi ffl ffr ffz fid fie fif fii fil fir fiz fld fle flf fli fll flr frd fre frf fri frl frr fzd i-d i-f idd ide idf idi idl idr ie- ied iee ief iei iel ier ifd ife iff ifi ifl ifr ifz iid iie iif iii iil iir il- ild ile ilf ili ill ilr ilz ir- ird ire irf iri irl irr ize izi izz ldd lde ldf ldi ldl ldr led lee lef lei lel ler lez lfd lfe lff lfi lfl lfr lid lie lif lii lil lir liz lld lle llf lli lll llr llz lrd lrf lri lrr lrz lzi lzr rdd rde rdf rdi rdl rdr re- red ree ref rei rel rer rez rfd rfe rff rfi rfl rfr rfz rid rie rif rii ril rir riz rld rle rlf rli rll rlr rrd rrf rri rrl rrr rze zdf zed zee zef zel zer zez zfd zfr zid zie zif zil zir ziz zlr zrl zzr zzz