-er -ey eee eef eer eet eey ef- efe eff efr eft ere erf err ert ery ete etf etr ett ety eye eyr eyt fee fef fer fet fey ffe fff ffr fft ffy fre frf frr frt fry fte ftf ftr ftt fty fy- fye re- ree ref rer ret rey rfe rff rfr rft rrf rrr rrt rte rtf rtr rtt rty ry- rye ryf ryr ryy te- tee tef ter tet tey tfe tff tfr tft tre trf trr trt try tte ttf ttr ttt tty tye tyf tyr tyt yee yef yer yet yey yfe yff yfr yft yre yrf yrt yte ytf ytr ytt yye yyf yyt yyy

eeee eefe eery eete efet effy eft- erer eret erft erre erye etee eter etfe etre ette etty eyer eyet eyey eyre eyry eyte eyyr feer feet fefe feff fere ferr fert fery fete fetr fett feyr feyt ffee ffff ffrr fftf free fret frey frye fter ftfy fyfe fyre fyry reef reet refe reff refr reft rere rert rery rete retr rett rety reye rfef rrrr rtee ryet ryfe ryff ryft rytt ryyf ryyt teef teer teet teff teft ter- tere terf terr tery tete tetr tett teye teyr tre- tree tref tret trey trfr trte trtr try- trye tter ttff tttt tyee tyer tyet tyfe tyff tyft tyr- tyre tyrf tyrr tyte tytt tyty yeer yeet yefe yeff yeft yere yerr yert yery yete yett yeye yeyr yfet yfte ytre yyfe yyff yyyy

-tree eeeee efere efetf effer effet effry efter erere errey erte erter etete etree etter eyere eyrer feere feret ferr- ferre ferry ferte feter fette feyer feyre freer freet frere frett freyr fryer ftrtt fyffe fytte reefe reeft reefy reere refer refet reffe refry rere- reree reret retee reter retry rette reyff reyte ryffe ryfte rytte ryyty teety tefe teret terre terry tert- teter tetr- tette tetty teyre treer treet treey trefe treff trere trete trett trety treye treyf tryer tryte ttttt tyere tyffe tyree tyrer tyret tytte ye-ye yeere yeffe yefft yefte yeter yette yeyre yfere yfree yfret ytter yyete

effere effete efreet efter- errett eyerer ferfer ferrer ferret fertee ferter fetter feyffe freety frefre frerry frette fretty fterer fterre r-tree re-try reefer reeffe reetry refeet refeff refert refete refret refter rerefy reteer reteet retere retree retret retter reyter t-tree teetee teeter terete terrer terret terrye terter tertre tertry tetete tetter tettey treete trefet trefte tretee trette tretty treyfe treyte trytry tyrret yeffte yerere yetter yferre

ferrere ferrety ferryer fettery freeter fretter fyrette referee referer refrete rerefer reteere reterre retrete rettert rettery teetery terere terreer terrere tettery tettete treetee treffry trettre treyter tyrette tytyfer

ferreter ferrette fetterer referree referrer treefree

ferret-eye ferretfeet