b-p bbb bbi bbp bbr bbs bbt bi- bib bii bip bir bis bit bpb bpi bpp bpr bps bpt brb bri brp brr brs brt bsb bsi bsp bsr bss bst btb bti btp btr bts btt ibb ibi ibp ibr ibs ibt iib iii iip iir iis iit ipb ipi ipp ipr ips ipt ir- irb iri irp irr irs irt is- isb isi isp isr iss ist itb iti itp its itt p-p pbb pbi pbp pbr pbs pbt pib pii pip pir pis pit ppb ppi ppp ppr pps ppt prb pri prp prr prs prt ps- psb psi psp psr pss pst pt- ptb pti ptp ptr pts ptt rbb rbi rbp rbr rbs rbt rib rii rip rir ris rit rpb rpi rpp rpr rps rpt rrb rri rrp rrr rrs rrt rsb rsi rsp rsr rss rst rtb rti rtp rtr rts rtt sbb sbi sbp sbr sbs sbt sib sii sip sir sis sit spb spi spp spr sps spt sr- srb sri srp srr srs srt ss- ssb ssi ssp ssr sss sst stb sti stp str sts stt tbb tbi tbp tbr tbs tbt tib tii tip tir tis tit tpb tpi tpp tpr tps tpt trb tri trp trr trs trt tsb tsi tsp tsr tss tst ttb tti ttp ttr tts ttt

bbbb bbbs bbpr bibb bibi bibs biis bipp bips birb biri birr birs birt bis- bisp biss bist bits bitt bpti bris brit brrr brrs brsb brsr brst bspp bspr bsts btbp btps btrt btss bttb ibis ibri ibss ibtb ibts iiii iiis iiit iirs iisi iisp iisr iist iitr iitt ippr ipri ipsi ipsp ipss ipts irbp iri- irip iris irps irri irrs irsp irti irtp irts isbt isis isit ispr isps isri isrp issi issp issr isss isti istp istr ists itbs itis itri itrs itsi itsp pbrs pbsp pibb pibi piip pipi pipp pips piri pirr pirs pisi piss pist piti pitr pits pitt ppib pppp ppps ppss ppts pptt prbs pri- prii pris prps prri prrs prsi prss prti prtp prtr psbr psbt psip psis pspi pspp pspr psps psrp psst psts rbbb rbbr rbbs rbis rbsp rbss rbst rib- ribs riis ripi ripp ripr rips ript riri rirs risi risp riss rist riti rits ritt rpii rpps rpts rrrr rrsp rsbi rsis rspb rsps rstp rsts rtps rtss rttp rtts s-ib s-ii sbbs sbsi sbsp sbst sibi sibs siit sipi sipp sips sipt siri sirp sirr sirs sirt sisi siss sist sit- siti sits sitt spib spip spir spis spit spps spri sprs spsp spss spst sptb sptr spts srib sris srps srpt srsp srtp srtr ssbr ssis ssit ssps sspt ssri ssrs sssb sssi ssss sstb sstp ssts stbs stib stip stir stis stit stpp stps stri strs stsi stss sttr tbbs tbit tbrb tbsp tbst tbtp tibi tibs tiit tip- tipi tipp tips tipt tirb tiri tirr tirs tisb tisi tiss tist titi titp tits titt tpir tppp tppr tprs tptp tptr tri- trib trip tris trit trpp trps trsi trst trtr tsis tsps tspt tssi tssr tsst tsts ttbb ttss tttt

-itis bibbs bibis bibri bipib birrs birst birts bitis bitit bitti bitts bpips brisb brisi briss brist brits britt brrrr btr-t iiiii iiris iisir iitti ipiti ipsi- irbis irbit iris- iriss irrit irssi is-is isisi isiti isits isitt isrib itbit itisi itrip itsit ittti pbist piiri piisi pipis pipit pippi pipri pirri pissi pisti pitip pitis pitri pitrs pitti pitts priis priit priss prist priti pritt pssst pssts ptprb ptprr ptprs ptprt ribbi ripit risps rissp risti ritts rrsps s-iii sibir siirt sipit sippi sipsi sipti siris sirsi sisis sissi sists sitit sitsi sitti spir- spirr spirt spiss spiti spits sprit srprb sssrb sssss stib- stibb stiir stips stirp stirs stirt stitt strbp strib strip strit strrs tbsps tbtbt ti-ti tibbi tibbs tipis tipit tippi tiris tirit tirrs tisis tisri tiss- tissi titii titis titti tppts tribs triip tripi tripp trips tript tris- triss trist trit- trits tritt ttttt

bbbbbb bibiri biribi bribir bribri britts bs-tbs iris-t iritis isists ispirt ittiri pipipi pipiri pipisb pipits pippip pirrip pissis pistis pitpit pittis pppppp ppsspp pripps ribbis ribbit ribisi rippit rititi sbirri sibiti sibrit siiiii sipirs siriri sirris sirsir sirtir sirtis sirtsi sisisi sistri spiri- spiris spirit spirts sprits srprss stibi- stipit stirit stirps strips stript tibbit tibiri tip-it tipiti tippis tippit tirrit titbit titiri tribbs tribit trists tritip

bbbbbbb bi-tri- birstit bissibi bissiri pip-pip pitirri pribis pristis ribbits ribtips riitiir sibbits spirits ssipsis sssssss striptt tibbits tibbitt tit-bit titbits tri-tip tripiti tripsis triptip triptis tristis

bbbbbbbb i-ii-iii piripiri psssssst strippit stripttt tipi-tii tit-bits tri-tips trippist

bitspirit ipiristis issisisis piri-piri pittspits spiritist titiribi

spiritists striptrips

pip-pip-pip pitsi-pitsi sitsiritsit

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iiiiiiiiiiiiiiiis