-up b-p b-u bbb bbp bbr bbs bbt bbu bpb bpp bpr bps bpt bpu brb brp brr brs brt bru bsb bsp bsr bss bst bsu btb btp btr bts btt btu bub bup bur bus but buu p-p pbb pbp pbr pbs pbt pbu ppb ppp ppr pps ppt ppu prb prp prr prs prt pru ps- psb psp psr pss pst psu pt- ptb ptp ptr pts ptt ptu pub pup pur pus put puu rbb rbp rbr rbs rbt rbu rpb rpp rpr rps rpt rpu rrb rrp rrr rrs rrt rru rsb rsp rsr rss rst rsu rtb rtp rtr rts rtt rtu rub rup rur rus rut ruu sbb sbp sbr sbs sbt sbu spb spp spr sps spt spu sr- srb srp srr srs srt ss- ssb ssp ssr sss sst ssu stb stp str sts stt stu sub sup sur sus sut suu tbb tbp tbr tbs tbt tbu tpb tpp tpr tps tpt tpu trb trp trr trs trt tru tsb tsp tsr tss tst tsu ttb ttp ttr tts ttt ttu tub tup tur tus tut tuu ubb ubp ubr ubs ubt ubu up- upb upp upr ups upt upu ur- urb urp urr urs urt uru usb usp usr uss ust usu utb utp utr uts utt utu uur uus uut uuu

bbbb bbbs bbpr bpsu brrr brrs brsb brsr brst brup brus brut bspp bspr bsts bsup btbp btps btrt btss bttb btus bubb bubs bubu bups bur- burb burp burr burs burt buru buss bust busu but- buts butt buus pbrs pbsp pppp ppps ppru ppss ppts pptt ppur prbs prps prrs prss prtp prtr prus prut pruu psbr psbt pspp pspr psps psrp psst psts pstu pubs pubu pups pupu pur- purb purp purr purs puru puss pust put- puts putt putu rbbb rbbr rbbs rbsp rbss rbst rpps rpts rrrr rrsp rspb rsps rstp rsts rstu rtps rtss rttp rtts rubb rubp rubs rubu rupp rupt rurp rurs ruru russ rust rusu ruts rutt rutu sbbs sbsp sbst sbus spps sprs spsp spss spst sptb sptr spts spur spus sput srps srpt srsp srtp srtr srub ssbr ssps sspt ssrs sssb ssss sstb sstp ssts stbs stpp stps strs stru stss sttr stub stup stur stus stut sub- subb subs sup- supp supr sups supt sur- surp surr surs surt suru sus- susp suss sust susu sutu suus tbbs tbrb tbsp tbst tbtp tppp tppr tprs tptp tptr tput trpp trps trst trtr trub trus trut truu tsps tspt tssr tsst tsts tsup ttbb ttss tttt tubb tubr tubs tubu tups tupu turb turp turr turs turt turu tuss tust tuts tutt tutu u-rp uppp uppu upup urbs urss ursu urts urup urur urus urut usbr usbs uspp usps ussb ussr usss usst ussu ustb ustp usts usus uttu uuuu

bbuss brrrr bruss brust btr-t btstu burbs burps burrs burru burst burts burtt burus burut bussu busts busur busut busuu butts butut pruss pssst pssts ptprb ptprr ptprs ptprt ptpru purrs purus putt- putts puttu putup puurs rrsps rsust rubup rubus rusts rustu ruutu s-bus sprut spurr spurs spurt sputs srprb sssrb sssss strbp strrs strub strut stubs stupp stups sturb sturt stuss subbu subss subst supps supts supur suput surpu surtr surur surus susus suttu tbsps tbtbt tbutt tppts trubs trubu trups trupt truss trust truus tsuru tsuur ttttt ttusb tubbs turbt turps turss turst tursu turtu turup turut tutus tuuru upput ursus urubu urutu ustup ustur usurp usutu uttur uturu uuuuu

bbbbbb brubru brutus bs-tbs bububu burbur burrup bursts bursut burutu bustup bututs pppppp ppsspp pubsub pupput purpur put-up putbus putput putsup puttur putups rub-up rubsup rubutu rurutu russus sprutt spurts srprss strupt strust struts strutt stubbs sturts suburb surtur susurr trusts turssu turtur tururu tussur tuttut ubussu up-put upsurt uruppu ustupu usurps

bbbbbbb burruss bust-up bustuus put-put sssssss sturtup suburbs sutturu trussup tut-tut tuttuts upburst

bbbbbbbb buruburu psssssst puttputt sussurus susurrus

putt-putt puttputts

trusstrust

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