-up b-p b-u bbb bbc bbp bbr bbs bbu bcb bcc bcp bcr bcs bcu bpb bpc bpp bpr bps bpu brb brp brr brs bru bsb bsc bsp bsr bss bsu bub buc bup bur bus buu c-- cbb cbc cbp cbr cbs cbu ccb ccc ccp ccr ccs ccu cpb cpc cpp cpr cps cpu crb crc crp crr crs cru csb csc csp csr css csu cub cuc cup cur cus cuu p-p pbb pbc pbp pbr pbs pbu pcb pcc pcp pcr pcs pcu ppb ppc ppp ppr pps ppu prb prc prp prr prs pru ps- psb psc psp psr pss psu pub puc pup pur pus puu rbb rbc rbp rbr rbs rbu rcb rcc rcp rcr rcs rcu rpb rpc rpp rpr rps rpu rrb rrc rrp rrr rrs rru rsb rsc rsp rsr rss rsu rub ruc rup rur rus ruu sbb sbc sbp sbr sbs sbu scb scc scp scr scs scu spb spc spp spr sps spu sr- srb src srp srr srs ss- ssb ssc ssp ssr sss ssu sub suc sup sur sus suu ubb ubc ubp ubr ubs ubu ucb ucc ucp ucr ucs ucu up- upb upc upp upr ups upu ur- urb urc urp urr urs uru usb usc usp usr uss usu uuc uur uus uuu

bbbb bbbs bbpr bbrc bcbc bcbp bcbs bccc bccs bcpp bcps bcrs bcru bcsc bcss bcuc bcup bpcp bprc bpsu brcb brrr brrs brsb brsr bruc brup brus bscp bscs bspp bspr bssc bsup bubb bubs bubu bucc bucs bucu bupc bups bur- burb burp burr burs buru busc buss busu buus cbbc cbbs cbcc cbcp cbcr cbcs cbcu cbpc cbpp cbsc cbus ccbc cccb cccc cccp cccs cccu ccpp ccpr ccps ccrc ccrp ccrs ccsp ccss ccuc ccup ccus cpbc cpcs cpcu cpps cprs cpsc cpsr cpsu cpus crbc crbu crcc crcr crpc crps crsp crss crub crup crus cscb cscc cscr cscs cspb cspc csps csrc csrs cssr csup csur csus cub- cubb cubs cucc cupp cupr cups curb curr curs cusb cusp cuss cusu pbcc pbrs pbsp pcbc pcbs pccc pccs pcpb pcpp pcps pcrc ppcc ppcs pppp ppps pprc ppru ppss ppur prbc prbs prcc prcp prcs prps prrs prsc prss prus pruu psbr pscu pspp pspr psps psrp pssc pubs pubu pups pupu pur- purb purp purr purs puru puss puuc rbbb rbbr rbbs rbsp rbss rcbc rccb rccc rccs rcps rcsc rcss rpcs rpps rrrr rrsp rscc rscs rspb rsps rubb rubp rubs rubu rupp rurc rurp rurs ruru russ rusu sbbs sbcc sbcs sbsp sbus sccc sccp sccs scpb scps scr- scrc scrs scsc scsr scsu scub scup scur spcc spcs spps sprs spsp spss spur spus srbc srcc srpc srps srsp srub ssbr sscc sscp sscs sspc ssps ssrc ssrs sssb sssc ssss sub- subb subs suc- succ sucr sucs sup- supp supr sups sur- surc surp surr surs suru sus- susp suss susu suus u-rp ubpc ucbc uccp ucpb ucrc ucsb ucsc ucsu upcs uppc uppp uppu upsc upup urbs urss ursu urup urur urus usbc usbr usbs uscc uscs uspc uspp usps ussb ussc ussr usss ussu usus uucp uuuu

bbsrc bbuss bccup bcups brrrr bruss bucsu bucur burbs burcu burps burrs burru buruc burus bussu busur busuu c-bus c-p-c ccccc ccups csprs cubub cupr- curbs currs curup cusps pruss purrs purus puurs rcpsc rrsps rubup rubus s-bus sccbc scrsp scrub scrus scups scurr spurr spurs srprb sssrb sssss subbu subss sucr- supps supur surpu surur surus susus ursus urubu urucu us-sc uscup usurp uuuuu

bbbbbb brbcsc brubru bububu burbur burrup bursuc cucurb cursus cuscus pppppp ppsspp pubsub purpur rub-up rubsup ruccus ruscus russus scrubs srprss suburb succur succus suruc susurr ubussu upsssc urucup uruppu usurps

bbbbbbb burruss cuscusu rbbs-pc sssssss suburbs succuss

bbbbbbbb buruburu cucurucu curucucu cururupu scrub-up succubus surucucu sussurus susurrus

cuss-cuss rusuccuru surucucus

bbbbbbbbbbbbbbb ccccccccccccccc