rtes rths rtss rtts rubb rube rubs rubu ruce ruch ruct rudd rude rudo ruds rued ruer rues ruet ruhe ruhh ruhr ruhs rurc rurd rure ruro rurs ruru ruse rush ruso russ rust rusu rute ruth ruto ruts rutt rutu ruud s-os sbbs sbcc sbcs sbct sbds sber sbhc sbhs sbor sbot sbsd sbse sbst sbtc sbus sccc scce sccs scct scdc scds scec scee scer scet sch- sche schh scho schr schs scob scoh scoo scor scot scr- scrc scre scrs scsc scsd scsh scso scsr scst scsu sctc sctd scto sctr scts scub scud scur scut sdcc sdch sdco sddc sdds sder sdes sdet sdhb sdhd sdhs sdot sdrc sdrs sdsc sdss sdsu se-c se-d se-e se-h se-o se-s se-t se-u sebe sebo sebs sebt sec- secc secd sece sech seco secr secs sect secu sede sedo seds seeb seec seed seeh seer sees seet seeu sehe sehr sehs sejo seoc seod serb serc serd sere serj sero serr sers sert seru sesc sese sesh seso sess sest set- setc sete seth seto sets sett seur shbs shbt shcc she- sheb shed shee sheh sheo sher shes shet sheu shhh shhs shod shoe shoo shor shos shot shou shre shrs shsc shts shub shud shue shur shus shut shuu sjcc sjcs sjds sjhs sjoe sjrt sjsu sjur sobe sobo sobr sobs sobt sobu soce soch soco socr socs sodd sode sodo sods sodu soec soeo soes sohh soho sohs sohu soje soju sood soor soos soot sorb sord sore sorh soro sorr sors sort soru sose sosh soso soss sost sotc sote soth soto sots sotu soud soue sour sous sout srbc srcc srch srct srde sreb srec sreo sres srhs sros srsd srtr srub ssbr sscc ssce sscs ssdc ssdd ssec ssee sses sset sshs ssoc ssot ssrc ssrs sssb sssc sssh ssss sstb sstc sstd ssth ssts stbc stbd stbs stcc stch stcs stcu stds stec sted stee steo ster stes stet sths stob stod stoe stoo stor stos stot stou strc strd stre stro strs stru stss sttc sttd sttr stub stuc stud stue stur stus stut sub- subb subd subh subj subo subs suc- succ such sucr sucs sudd sude sudh sudo suds sued suee suer sues suet sueu suhb suho suhr suoh suor suos sur- surc surd sure suro surr surs surt suru sus- susd suse suso suss sust susu sute suto sutu suus tbbs tbcb tbcc tbcd tbce tbhs tbrb tbst tcbs tccc tccu tcdd tch- tche tchh tcho tchr tchs tchu tcos tcsh tctc tcts tddb tdes tdhs tdor tdse tdss tebo tebu tech teco tecr tecs tect tedd tede teds teec teed teej teer tees teet teho tehr tejo teju teoh teor teos ter- terc tere terj tero terr ters teru tesc tesd tese tesh teso tess test tete teth teto tetr tets tett tetu teut thbs thch thdr thds the- theb thec thed thee theo ther thes thet theu thoe thoo thor thos thot thou thre thro thru thsd thse thsr thss thtb thtr thts thud thue thur thus tjhs tjsj tobe tobo tobs tobt tobu toce toch toco todd tode todo tods todt todu toed toee toeh toer toes toet toho tohu tojo tood tooh toor toos toot torc tord tore toro torr tors tort toru tosb tosc tose tosh toso toss tost tosu totc totd tote toth toto totr tots tott touh tour tous tout trcc tre- trec tred tree treo tres tret treu trhs troc trod troe troo tros trot trou trsd trst trtc trte trtr trub truc trud true trus trut truu tsbc tsbd tscc tsdb tsec tses tset tshb tshe tshs tsob tsos tsou tsse tssr tsst tstc tsts ttbb tteo tter ttoe ttss tttt tubb tube tubo tubr tubs tubu tucc tuch tuco tude tudu tuer tues tuet tuhs tuht tuhu tuor tuos turb turc turd ture turo turr turs turt turu tusc tusd tush tuss tust tute tuto tuts tutt tutu tuuo ubbe ubbo uber ubet uboc ubod ubos ubud ucbc ucdc ucdd uces uche ucho uchs ucos ucrc ucsb ucsc ucsd ucsj ucst ucsu ucut udbc udds uder udet udje udjo udoh udoo udos udot udsd udts uers uess uh-d uhde uher uhoh uhrs uhss uhuh uocc uor- uore urbe urbs urch urde urds urdu ure- ured ureh ures uret urho uro- uroo urre urrh urse urso urss ursu urte urth urts urur urus urut usbc usbe usbr usbs uscc usce usch usco uscs usdc usde usdo usds usdt used usee user uses uset usho ushr ushs ushu usjc usoc usoe usos ussb ussc usse ussr usss usst ussu ustb ustc uste usto usts usus utec uter utes uthe utor utsc utto uttu uuoc uuuu

-tree b-e-d bbbee bbser bbsrc bbuss bcbst bcced bcers bcode bd-re bdoor bdort bdsec bdser bdubs be-er be-ro bebdo bebed beber bebes bebod bebot becco becej beche becho becue becut bedde bedee beder bedes bedet bedot bedse bedub bedue beebe beebs beech beede beerd beers beesd beest beete beeth beets beeut beher behet behot behue bejou bejte beode beord beost beote beoth beour berbe bercu berde berdu berec bered bereh beres beret berhe berob beroe beror berre berru berse berte berth berto berts berus besch besed besee beset beshe besob besos besot besse besso beste bests besut betch betee beter betes bethe beths betoo betor betou betre betrs betso bett- bette betto betts betus beuch beuer beure beust beute beuth bheer bhees bhoje bhood bhoot bhore bhour bhrrd bhsec bhtec bo-bo bo-ho bobet boboc bobos bobr bobre bobst bobts bocce boces bocet boche bocho bochs bocht bocor bocus bodd- boded boder bodes bodhe bodoc bodoe bodor bodos boece boedo boero boers boese boets boeur bohor bohos bohot bohrs bohte bohus bojer boobs booce booch booco boode boodh booed booer boord boore boors boort booru boose boosh boost booth boots borbo borce borch borcs borde bordo bords borec bored boree borer bores boret borje boro- borod boroo boros borot borou borre borro borse borsh borst borsu