-er bbb bbe bbo bbr bbs bbt be- beb bee beo ber bes bet bjj bjr bjs bjt bob boe boj boo bor bos bot brb bre brj bro brr brs brt bsb bse bsj bso bsr bss bst btb bte bto btr bts btt ebb ebe ebj ebo ebr ebs ebt eeb eee eeo eer ees eet ejo ejt eo- eob eoe eoo eor eos eot erb ere ero err ers ert es- esb ese eso esr ess est etb ete etj eto etr ets ett jbj jbo jbr jbs jbt jeb jee jej jeo jer jes jet jjb jjj jjr jjs job joe joj joo jor jos jot jrb jro jrr jrs jrt jsb jse jsj jso jsr jss jst jtb jte jtr jts jtt ob- obb obe obj obo obr obs obt oeb oee oeo oer oes oet ojb oje ojo ojs oo- oob ooo oor oos oot or- orb ore oro orr ors ort os- osb ose osj oso osr oss ost ot- otb ote oto otr ots ott rbb rbe rbo rbr rbs rbt re- reb ree reo rer res ret rjr rob roe roj roo ror ros rot rrb rrr rrs rrt rsb rse rsj rso rsr rss rst rtb rte rtj rto rtr rts rtt sbb sbe sbj sbo sbr sbs sbt se- seb see sej seo ser ses set sjb sje sjj sjr sjs sjt sob soe soj soo sor sos sot sr- srb sre srj sro srr srs srt ss- ssb sse ssj sso ssr sss sst stb ste stj sto str sts stt tbb tbe tbj tbo tbr tbs tbt te- teb tee tej teo ter tes tet tje tjo tjr tjs to- tob toe toj too tor tos tot trb tre tro trr trs trt tsb tse tsj tso tsr tss tst ttb tte tto ttr tts ttt

-ose bbbb bbbs bbeb bbet bebb bebe bebo beeb beej beer bees beet beo- beor beos beot bere bero berr bers bert bes- bese beso bess best bete beto bets bett bobb bobe bobo bobs boee boeo boer boes boet bojo bojt boob booe boor boos boot bor- bore borj boro borr bors bort bose boso boss bost botb bote boto bots bott breb bree breo brer bres bret brje brob broe broo bror bros brot brrr brrs brsb brsr brst bseb bsee bser bses bset bsos bsse bsts btob btor btrt btss bttb ebbo ebbr ebbs eber ebes eboe eboo ebor ebos ebro eeee eees eero eers eese eete eets ejer ejob ejoo ejot eoes eore eost eoto eots erbb erbe ereb erer eres eret erob eroe eroo eros erre erro errs erse erso erst erts esbo esbs esee eseo eser eses eset eso- esos esse esso esst este estj esto estr ests etbr etee eter etes etoe etos etre etro ette etto j-ro jbob jebb jebe jeer jees jeet jeos jere jero jers jert jese jess jest jetb jete jets jett jobe jobo jobs joee joes jojo joor joos joot jore joro jort jose joso joss jost joto jots jott jrbr jset jssr jsss jtsb o-eo obbo ober obes obet oboe obor obos obot obre obro obsr obss obst obts oere oers oese oest ojos oobe ooer ooes oooo ooos oore oort oose oost ootb oots orbb orbe orbo orbs ore- oreb oreo orer ores oro- oroe oror oros orot orro orrs orse orso orte orto orts osbe osee oser oses oset osoo osor osos osro ossb osse osso oste ostr osts otbs otee oter otes oto- otoe otoo otor otos otre otro otrs otse otso otte otto otts rbbb rbbr rbbs rbss rbst rebb rebe rebo rebs reeb rees reet reos reot rere rero rers rert rese reso ress rest rete reto retr rets rett rob- robb robe robo robs robt roer roes roet roje rojo rojs roob roor roos root rore roro rort rose roso ross rost rote rotj roto rotr rots rott rrrr rsee rsos rsre rsts rtee rtes rtss rtts s-os sbbs sber sbor sbot sbse sbst se-e se-o se-s se-t sebe sebo sebs sebt seeb seer sees seet sejo serb sere serj sero serr sers sert sese seso sess sest set- sete seto sets sett sjoe sjrt sobe sobo sobr sobs sobt soeo soes soje soor soos soot sorb sore soro sorr sors sort sose soso soss sost sote soto sots sreb sreo sres sros srtr ssbr ssee sses sset ssot ssrs sssb ssss sstb ssts stbs stee steo ster stes stet stob stoe stoo stor stos stot stre stro strs stss sttr tbbs tbrb tbst tebo teej teer tees teet tejo teor teos ter- tere terj tero terr ters tese teso tess test tete teto tetr tets tett tjsj tobe tobo tobs tobt toee toer toes toet tojo toor toos toot tore toro torr tors tort tosb tose toso toss tost tote toto totr tots tott tre- tree treo tres tret troe troo tros trot trst trte trtr tses tset tsob tsos tsse tssr tsst tsts ttbb tteo tter ttoe ttss tttt

-tree bbbee bbser be-er be-ro beber bebes bebot beebe beebs beers beest beete beets bejte beost beote berbe beres beret berob beroe beror berre berse berte berto berts besee beset besob besos besot besse besso beste bests betee beter betes betoo betor betre betrs betso bett- bette betto betts bo-bo bobet bobos bobr bobre bobst bobts boero boers boese boets bojer boobs booer boore boors boort boose boost boots borbo boree borer bores boret borje boro- boroo boros borot borre borro borse borst borts boset bosor bosse bosso boste botes botet botos botro botte botts breer brees breet brejo breo- brere brers brese bress brest breto brets brett brobo brobs broer broje broos brose bross broto brrrr btr-t ebber ebbet ebers ebert eboes eeeee eeros eorre eoste erbbe erber erebs erere erest erets eroes eroor eroos erore erose eross eroto erres error erses erste ersts erte erter ertes esere esser esses essor essse estee ester estes estet estos estre estro etest