-er -ey eee eeo eer eet eey eo- eoe eoo eor eot ere ero err ert ery ete eto etr ett ety eye eyo eyr eyt oee oeo oer oet oey oo- ooo oor oot or- ore oro orr ort ory ot- ote oto otr ott oye oyo re- ree reo rer ret rey roe roo ror rot roy rrr rrt rte rto rtr rtt rty ry- rye ryo ryr ryy te- tee teo ter tet tey to- toe too tor tot toy tre tro trr trt try tte tto ttr ttt tty tye tyo tyr tyt yee yeo yer yet yey yoe yoo yor yot yoy yre yro yrt yte yto ytr ytt yye yyt yyy