-er -ey ddd dde ddi ddn ddr dds ddu ddy de- ded dee dei den der des deu dey di- did die dii din dir dis diu diy dnd dne dni dnn dnr dns dny drd dre dri drn drr drs dru dry dsd dse dsi dsn dsr dss dsu dsy dud due dui dun dur dus duy dy- dyd dye dyn dyr dys dyu dyy ed- edd ede edi edn edr eds edu edy eed eee een eer ees eey eid eie eii ein eir eis eiu en- end ene eni enn enr ens enu eny erd ere eri ern err ers eru ery es- esd ese esi esn esr ess esu esy eu- eud eue eui eun eur eus eyd eye eyn eyr eys i-d idd ide idi idn idr ids idu idy ie- ied iee iei ien ier ies iey iid iie iii iin iir iis iiu in- ind ine ini inn inr ins inu iny ir- ird ire iri irn irr irs iru iry is- isd ise isi isn isr iss isu isy iu- iud iue iui iur ius iye iyr iys iyy n-i ndd nde ndi ndn ndr nds ndu ndy ne- ned nee nei nen ner nes neu ney nid nie nii nin nir nis niu nne nni nnn nns nnu nrd nre nri nrn nrr nrs nru nry nsd nse nsi nsn nsr nss nsu nsy nud nue nui nun nur nus nuu nuy nyd nye nyn nys nyu nyy rdd rde rdi rdn rdr rds rdu rdy re- red ree rei ren rer res reu rey rid rie rii rin rir ris riy rnd rni rnn rnr rns rnu rny rrd rri rrn rrr rrs rru rsd rse rsi rsn rsr rss rsu rud rue rui run rur rus ruu ruy ry- ryd rye ryn ryr rys ryu ryy sdd sde sdi sdn sdr sds sdu sdy se- sed see sei sen ser ses seu sey sid sie sii sin sir sis siu snd sne sni snn snr sns snu sny sr- srd sre sri srn srr srs sry ss- ssd sse ssi ssn ssr sss ssu sud sue sui sun sur sus suu suy sy- syd sye syi syn syr sys syu udd ude udi udn udr uds udu ued uee uei uen uer ues uey uid uie uii uin uir uis uiu un- und une uni unn unr uns unu uny ur- urd ure uri urn urr urs uru ury usd use usi usn usr uss usu uue uun uur uus uuu uyi uys uyu yde ydn yds ydy yed yee yei yen yer yes yey yid yie yii yin yir yis ynd yne ynn yns ynu yny yre yrn yrs yru yse ysi ysr yss ysu ysy yud yue yui yun yur yus yuu yuy yye yys yyu yyy