rbbr rbbs rbss rbst rcbc rcbo rccb rccc rccs rcfc rcos rcsc rcss rctc rcts rffc rftc rob- robb robo robs robt robu rocc roco rocs rofc roff rofo roob roof roor roos root rorc roro rort roru rosc roso ross rost rotc roto rotr rots rott roub rouf rous rout rrfc rrrr rscc rscs rsfc rsos rsts rstu rtbf rtcc rtfb rtfc rtss rtts rubb rubs rubu ruct rufc ruff rufo ruft rurc ruro rurs ruru ruso russ rust rusu ruto ruts rutt rutu s-os sbbs sbcc sbcs sbct sbfc sbor sbot sbst sbtc sbus sccc sccs scct scfc scob scoo scor scot scr- scrc scrs scsc scso scsr scst scsu sctc scto sctr scts scub scur scut sfbc sfcc sfco sfcs sffc sfor sfos sfrc sfro sfss sfsu sfts sobo sobr sobs sobt sobu soco socr socs sofo soft soof soor soos soot sorb soro sorr sors sort soru soso soss sost sotc soto sots sotu souf sour sous sout srbc srcc srct srfc sros srtr srub ssbr sscc sscs ssfc ssoc ssot ssrc ssrs sssb sssc sssf ssss sstb sstc ssts stbc stbs stcc stcs stcu stfc stfu stob stof stoo stor stos stot stou strc stro strs stru stsf stss sttc sttr stub stuc stuf stur stus stut sub- subb subo subs suc- succ sucr sucs suf- sufc suff sufr sufs sufu suor suos sur- surc surf suro surr surs surt suru sus- suso suss sust susu suto sutu suus tbbs tbcb tbcc tbrb tbst tcbs tccc tccu tcfc tcos tctc tcts tfcu tfot tfrs tfss tftc tobo tobs tobt tobu toco toff tofo toft tofu toof toor toos toot torc torf toro torr tors tort toru tosb tosc toso toss tost tosu totc toto totr tots tott tour tous tout trcc trfc trfr troc troo tros trot trou trst trtc trtr trub truc trus trut truu tsbc tscc tsfc tsob tsos tsou tssf tssr tsst tstc tsts ttbb ttfc ttff ttss tttt tubb tubo tubr tubs tubu tucc tuco tufc tuff tufo tuft tufu tuor tuos turb turc turf turo turr turs turt turu tusc tuss tust tuto tuts tutt tutu tuuo ubbo uboc ubos ubtf ucbc ucfb ucos ucrc ucsb ucsc ucsf ucst ucsu ucut ufcu ufos uocc uofo uor- urbs urff urft uro- uroo urso urss ursu urts urur urus urut usbc usbr usbs uscc uscf usco uscs usfc usfs usoc usos ussb ussc ussf ussr usss usst ussu ustb ustc usto usts usus utfo utor utsc utto uttu uuoc uutf uuuu

bbsrc bbuss bcbst bo-bo boboc bobos bobr bobst bobts bocor bocus boffo boffs boobs booco boofs boors boort booru boost boots borbo borcs boro- boroo boros borot borou borro borst borsu borts borus borut bosco boscs bosor bosso bosut botos botou botro botts bottu botus bours boust bouto bouts brobo brobs broft broos bross broto brous brout brrrr bruff bruss brust bscco bsoft bsous btr-t btrfs btstu bucco bucsu bucur buffo buffs bufos burbs burcu buroo buros burro burrs burru burst burts burtt buruc burus burut busot busso bussu busto busts busur busut busuu buto- butor butot butou butts butuo butut c-bus c-cor c-fos ccccc cfour co-bo co-co cobbs cobot cobus cocc- cocco cocos cocto cocur cocus coffs cofur coofs coors coost coots corbo corbu corfo corfu coro- corot corrs corso corss corsu corto corts corus cos-b cosco cost- costo costs cotos cotso cott- cotto cotts cottu couco courb cours court couru coust couto couts coutu croco crocs croft croos croot cross crost crots crott crous crout cruft cruor crust cruts csobs cstcc cubo- cubot cubub cuffs cuoco curbs curro currs curst curto curts cusco cusso cutco cutcu cutro cutto cutts fc-sb fcsts focus fofos foots forbs foros forro forso forss forst forto forts forur forus fosco fotos fotur fotus fourb fouro fours foust fouts frcsc frobs froot frost frots fruct frust fruto ftrtt fu-fu fubbs fubus fuco- fucus fuffs fuoco furbo furo- furor furrs furst furus fusco fuso- fusor fusts fusus futsu futur o-r-b oboro obout obtus occur ocftc ocr-b ocros octo- octor octos offof offto ofosu ofoto ofour oocss ooooo ootus orbot orbus orcos orcus orfor orobo oroco oroso orost orosu orout ortoo oruro orust orutu ososo ossos ossur ostrc ostro osusu otcbb otoso ototo otour otros ottos ottur oubut ouoro ousts outof outro outto outts r-co- rbocs ro-ro robbo robbs robo- robor robot robrt robur rocco rocor rocou rofor roofs rooft roost roots rorbu rorts rosso rosss rosto rosts rosu rotcs roto- rotor rotos rotot rotto roubt roust routs routt rsssf rsust rubof rubor rubus ruffo ruffs rufo- rufus ruocs rusor rusot russo rusts rustu ruutu s-bot s-bus s-o-r sccbc scobs scoff scoob scoor scoot scorf scors scort scotf scoto scots scott scour scout scrob scrof scroo scrot scrub scrus sctrs scuff scuft scurf scurr scurt scut- scuts scutt sfouf so-so sobor socus softc softs soort sooru soots sorbo sorbs sorbt soror soros sorso sorsu sorts sortu sorus soss- sosto sosus sotoo sotos sotsu sotto sotts souff sours sous- souto sroof sroot ssfcu sssrb sssss stobs stoff stoob stoor stoos stoot storb storo storr stors stort stoss stots stott stouf stour stout stroc strof stros strot strrs strub struc strut stubo stubs stuff stuft sturb sturt stuss subbu subos subss subst sucr- sucst suffr suffs suftu surbo surfs surot surtr surur surus susso susto susus sutor sutot sutro sutto suttu tbtbt tbutt tcobb tobor tobot tobou tocco toco- tocos tocut toffo toffs tofor tofts tofus toobs toost toots torcs torob toros torro torrs torso torst torto torts tortu torus tosco tosos toss- tosto toto- totoo totos totus touro tours toust touts trboc troco troff troft tross trost trots trott trous trout trubs trubu truco truff truro truso truss trust truus tsoro tsort tsrcs tsubo tsuro tsuru tsuur ttttt ttusb tubbs tubo- tubof tubou tuctu tuffs tufts tuotu turbo turbt turco turfs turoc turot turro turss turst tursu turtu turut tusor tutor tutto tutus tuuru ubobo ufofu uforb urbos urcos uroob uros urost urour urous ursus urubu urucu urutu