-er -ol ddd dde ddi ddl ddo ddr dds ddu de- ded dee dei del deo der des deu di- did die dii dil dio dir dis diu dl- dld dle dli dll dlo dlr dls dlu dod doe doi dol doo dor dos dou drd dre dri drl dro drr drs dru dsd dse dsi dsl dso dsr dss dsu dud due dui dul duo dur dus ed- edd ede edi edl edo edr eds edu eed eee eel eeo eer ees eid eie eii eil eio eir eis eiu eld ele eli ell elo elr els elu eo- eod eoe eoi eol eoo eor eos eou erd ere eri erl ero err ers eru es- esd ese esi esl eso esr ess esu eu- eud eue eui eul eur eus i-d idd ide idi idl ido idr ids idu ie- ied iee iei iel ier ies iid iie iii iil iio iir iis iiu il- ild ile ili ill ilo ilr ils ilu io- iod ioe ioi iol ioo ior ios iou ir- ird ire iri irl iro irr irs iru is- isd ise isi isl iso isr iss isu iu- iud iue iui iur ius ldd lde ldi ldl ldo ldr lds ldu led lee lei lel leo ler les leu lid lie lii lil lio lir lis liu lld lle lli lll llo llr lls llu lod loe loi lol loo lor los lou lrd lri lro lrr lrs lru lsd lse lsi lsl lso lsr lss lsu lud lue lui lul luo lur lus luu o-i odd ode odi odl odo odr ods odu oed oee oei oel oeo oer oes oid oie oii oil oio oir ois oiu old ole oli oll olo ols olu oo- ood ooi ool ooo oor oos or- ord ore ori orl oro orr ors oru os- osd ose osi osl oso osr oss osu ou- oud oue oui oul ouo our ous rdd rde rdi rdl rdo rdr rds rdu re- red ree rei rel reo rer res reu rid rie rii ril rio rir ris rld rle rli rll rlo rlr rls rlu rod roe roi rol roo ror ros rou rrd rri rrl rrr rrs rru rsd rse rsi rsl rso rsr rss rsu rud rue rui ruo rur rus ruu sdd sde sdi sdl sdo sdr sds sdu se- sed see sei sel seo ser ses seu sid sie sii sil sio sir sis siu sld sle sli sll slo slr sls slu sod soe soi sol soo sor sos sou sr- srd sre sri srl sro srr srs ss- ssd sse ssi ssl sso ssr sss ssu sud sue sui sul suo sur sus suu udd ude udi udl udo udr uds udu ued uee uei uel uer ues uid uie uii uil uio uir uis uiu uld ule uli ull ulo ulr uls ulu uod uoe uol uoo uor uos ur- urd ure uri url uro urr urs uru usd use usi usl uso usr uss usu uue uur uus uuu