-er -ey -up ddd dde ddn ddp ddr ddu ddy de- ded dee den dep der deu dey dnd dne dnn dnp dnr dny dpd dpe dpn dpp dpr dpu drd dre drn drp drr dru dry dud due dun dup dur duy dy- dyd dye dyn dyp dyr dyu dyy ed- edd ede edn edp edr edu edy eed eee een eep eer eey en- end ene enn enp enr enu eny ep- epd epe epn epp epr epu erd ere ern erp err eru ery eu- eud eue eun eup eur eyd eye eyn eyp eyr ndd nde ndn ndp ndr ndu ndy ne- ned nee nen nep ner neu ney nne nnn nnp nnu npd npe npn npp npr npu nrd nre nrn nrp nrr nru nry nud nue nun nup nur nuu nuy nyd nye nyn nyp nyu nyy p-p pdd pde pdn pdp pdr pdu ped pee pen pep per peu pey pn- pnd pne pnn pnp pnr pnu pny ppd ppe ppn ppp ppr ppu prd pre prn prp prr pru pry pud pue pun pup pur puu puy py- pyd pye pyn pyr pyu rdd rde rdn rdp rdr rdu rdy re- red ree ren rep rer reu rey rnd rnn rnp rnr rnu rny rpd rpe rpn rpp rpr rpu rrd rrn rrp rrr rru rud rue run rup rur ruu ruy ry- ryd rye ryn ryr ryu ryy udd ude udn udp udr udu ued uee uen uep uer uey un- und une unn unp unr unu uny up- upd upe upn upp upr upu ur- urd ure urn urp urr uru ury uue uun uur uuu uyu yde ydn ydy yed yee yen yep yer yey ynd yne ynn ynp ynu yny ypd ypu yre yrn yrp yru yud yue yun yup yur yuu yuy yye yyu yyy