b-p bbb bbi bbp bbr bbs bi- bib bii bip bir bis bpb bpi bpp bpr bps brb bri brp brr brs bsb bsi bsp bsr bss ibb ibi ibp ibr ibs iib iii iip iir iis ipb ipi ipp ipr ips ir- irb iri irp irr irs is- isb isi isp isr iss p-p pbb pbi pbp pbr pbs pib pii pip pir pis ppb ppi ppp ppr pps prb pri prp prr prs ps- psb psi psp psr pss rbb rbi rbp rbr rbs rib rii rip rir ris rpb rpi rpp rpr rps rrb rri rrp rrr rrs rsb rsi rsp rsr rss sbb sbi sbp sbr sbs sib sii sip sir sis spb spi spp spr sps sr- srb sri srp srr srs ss- ssb ssi ssp ssr sss

bbbb bbbs bbpr bibb bibi bibs biis bipp bips birb biri birr birs bis- bisp biss bris brrr brrs brsb brsr bspp bspr ibis ibri ibss iiii iiis iirs iisi iisp iisr ippr ipri ipsi ipsp ipss irbp iri- irip iris irps irri irrs irsp isis ispr isps isri isrp issi issp issr isss pbrs pbsp pibb pibi piip pipi pipp pips piri pirr pirs pisi piss ppib pppp ppps ppss prbs pri- prii pris prps prri prrs prsi prss psbr psip psis pspi pspp pspr psps psrp rbbb rbbr rbbs rbis rbsp rbss rib- ribs riis ripi ripp ripr rips riri rirs risi risp riss rpii rpps rrrr rrsp rsbi rsis rspb rsps s-ib s-ii sbbs sbsi sbsp sibi sibs sipi sipp sips siri sirp sirr sirs sisi siss spib spip spir spis spps spri sprs spsp spss srib sris srps srsp ssbr ssis ssps ssri ssrs sssb sssi ssss

bibbs bibis bibri bipib birrs bpips brisb brisi briss brrrr iiiii iiris iisir ipsi- irbis iris- iriss irssi is-is isisi isrib piiri piisi pipis pippi pipri pirri pissi priis priss ribbi risps rissp rrsps s-iii sibir sippi sipsi siris sirsi sisis sissi spir- spirr spiss srprb sssrb sssss

bbbbbb bibiri biribi bribir bribri pipipi pipiri pipisb pippip pirrip pissis pppppp ppsspp pripps ribbis ribisi sbirri siiiii sipirs siriri sirris sirsir sisisi spiri- spiris srprss

bbbbbbb bissibi bissiri pip-pip ssipsis sssssss

bbbbbbbb i-ii-iii piripiri

issisisis piri-piri

pip-pip-pip

bbbbbbbbbbbbbbb

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