-er -ey bbb bbe bbr bbt bby be- beb bee ber bet bey brb bre brr brt bry btb bte btr btt bty by- bye byr byt ebb ebe ebr ebt eby eeb eee eer eet eey erb ere err ert ery etb ete etr ett ety eye eyr eyt rbb rbe rbr rbt re- reb ree rer ret rey rrb rrr rrt rtb rte rtr rtt rty ry- rye ryr ryy tbb tbe tbr tbt te- teb tee ter tet tey trb tre trr trt try ttb tte ttr ttt tty tye tyr tyt ybe ybr yby yeb yee yer yet yey yre yrt yte ytr ytt yyb yye yyt yyy

bbbb bbeb bbet bebb bebe beby beeb beer beet beey bere berr bert bery bete bett beye beyt breb bree brer bret brey brrr bry- brye btrt btry bttb byer byre byrt byte ebbr ebby eber eeby eeee eery eete erbb erbe ereb erer eret erre erye etbr etee eter etre ette etty eyeb eyer eyet eyey eyre eyry eyte eyyr rbbb rbbr rebb rebe reeb reet rere rert rery rete retr rett rety reye rrrr rtee rybe ryeb ryet rytt ryyt tbrb teer teet ter- tere terr tery tete tetr tett teye teyr tre- tree tret trey trte trtr try- tryb trye ttbb tter tttt tyee tyer tyet tyr- tyre tyrr tyte tytt tyty yber ybet ybry yeer yeet yerb yere yerr yert yery yete yett yeye yeyr ytre yyyy

-tree bbbee be-er beber beebe beeby beery beete beety berbe beret berey berre berry berte berty betee beter betre bett- bette betty betyb beyer beyre beyte breer breet brere brery brett breyr brrrr bryt- btr-t by-by bybee byrre byrte bytr- ebber ebbet ebert eeeee erbbe erber ereby erere errey erte erter etete etree etter eyere eyrer rebbe reber rebet reere rere- reree reret retee reter retry rette reyte rybee rytte ryyty tbtbt tbyte teber tebet tebey teety terby teret terre terry tert- teter tetr- tette tetty teyre treer treet treey trere trete trett trety treye trybe tryer tryte ttttt tybee tyere tyree tyrer tyret tytte ybete ye-ye yeere yerby yeter yette yeyre ytter yyete

b-tree bbbbbb bberry beebee beeter berbee berber bereet berere berrer berret bertre bertry betere betete bettee better beyete breere bretby brette breyer brytte by-bet bybbey byebye eb-eye ebbert eebree erbree errett eyerer r-tree re-try reetry reteer reteet retere retree retret retter reyter t-tree teebee teetee teeter terete terrer terret terrye terter tertre tertry tetete tetter tettey teyber trebry treete tretee trette tretty treyte trytry tyrret ybette yerere yetter

bbbbbbb beetree berbere berbery berrett berryer bertree bye-bye etterby reteere reterre retrete rettert rettery ryebeer teetery terere terreer terrere tettery tettete treetee trettre treyter tyrette

bbbbbbbb bebetter berberry berebere betterer etbetter eye-bree eyeberry

beebeebee byebyebye tebe-tebe

berryberry betterbeer terryberry

tetterberry

tetter-berry

bbbbbbbbbbbbbbb