-er -ey -up ddd dde ddp ddr ddu ddy de- ded dee dep der deu dev dey dpd dpe dpp dpr dpu dpv drd dre drp drr dru drv dry dud due dup dur duv duy dvd dve dvp dvr dvu dy- dyd dye dyp dyr dyu dyy ed- edd ede edp edr edu edy eed eee eep eer eev eey ep- epd epe epp epr epu erd ere erp err eru erv ery eu- eud eue eup eur euv evd eve evp evr evv evy eyd eye eyp eyr p-p pdd pde pdp pdr pdu pdv ped pee pep per peu pev pey ppd ppe ppp ppr ppu ppv prd pre prp prr pru prv pry pud pue pup pur puu puy pvd pve pvp pvr pvu pvv py- pyd pye pyr pyu rdd rde rdp rdr rdu rdv rdy re- red ree rep rer reu rev rey rpd rpe rpp rpr rpu rpv rrd rrp rrr rru rud rue rup rur ruu ruv ruy rvd rve rvp rvr rvu rvv rvy ry- ryd rye ryr ryu ryy udd ude udp udr udu udv ued uee uep uer uey up- upd upe upp upr upu upv ur- urd ure urp urr uru ury uue uur uuu uve uvu uvv uyu v-e vdd vde vdp vdr vdu vdv ved vee vep ver veu vey vpd vpe vpp vpr vpu vrd vre vrp vrr vru vry vue vup vur vuv vvr vvv vyd vye vyp yde ydy yed yee yep yer yev yey ypd ypu yre yrp yru yud yue yup yur yuu yuv yuy yve yvr yvy yye yyu yyy