-er ddd dde ddf ddi ddl ddr ddu ddz de- ded dee def dei del der deu dez dfd dfe dff dfi dfl dfr dfu dfz di- did die dif dii dil dir diu diz dl- dld dle dlf dli dll dlr dlu drd dre dri drl drr dru drz dud due duf dui dul dur duz dzd dze dzi dzr dzu ed- edd ede edf edi edl edr edu eed eee eef eel eer ef- efd efe eff efi efl efr eid eie eif eii eil eir eiu eld ele elf eli ell elr elu elz erd ere erf eri erl err eru erz eu- eud eue euf eui eul eur eze ezf ezr ezz fdd fde fdf fdi fdl fdr fdu fed fee fef fei fel fer feu fez ffd ffe fff ffi ffl ffr ffu ffz fid fie fif fii fil fir fiu fiz fld fle flf fli fll flr flu frd fre frf fri frl frr fru fud fue fuf fui ful fur fuu fzd i-d i-f idd ide idf idi idl idr idu ie- ied iee ief iei iel ier ifd ife iff ifi ifl ifr ifu ifz iid iie iif iii iil iir iiu il- ild ile ilf ili ill ilr ilu ilz ir- ird ire irf iri irl irr iru iu- iud iue iui iur iuz ize izi izu izz ldd lde ldf ldi ldl ldr ldu led lee lef lei lel ler leu lez lfd lfe lff lfi lfl lfr lfu lid lie lif lii lil lir liu liz lld lle llf lli lll llr llu llz lrd lrf lri lrr lru lrz lud lue luf lui lul lur luu luz lzi lzr lzu rdd rde rdf rdi rdl rdr rdu re- red ree ref rei rel rer reu rez rfd rfe rff rfi rfl rfr rfu rfz rid rie rif rii ril rir riz rld rle rlf rli rll rlr rlu rrd rrf rri rrl rrr rru rud rue ruf rui rur ruu ruz rze udd ude udf udi udl udr udu ued uee uef uei uel uer ufd ufe uff ufi ufl ufr ufu uid uie uif uii uil uir uiu uld ule ulf uli ull ulr ulu ur- urd ure urf uri url urr uru urz uue uur uuu uzi uzu zdf zed zee zef zel zer zez zfd zfr zid zie zif zil zir ziz zlr zrl zud zui zul zur zuz zzr zzz