bbb bbf bbh bbi bbo bbr bbs bfb bff bfh bfi bfo bfr bfs bhb bhf bhh bhi bho bhr bhs bi- bib bif bih bii bio bir bis bob bof boh boi boo bor bos brb brf brh bri bro brr brs bsb bsf bsh bsi bso bsr bss fbb fbf fbh fbi fbo fbr fbs fff ffh ffi ffo ffr ffs fhb fhf fhh fhi fho fhr fhs fib fif fih fii fir fis fob fof foh foi foo for fos frb frf frh fri fro frr frs fsb fsf fsh fsi fso fsr fss h-i hbb hbf hbh hbi hbo hbr hbs hfb hff hfh hfi hfo hfr hfs hhb hhf hhh hhi hho hhr hhs hib hif hih hii hio hir his hob hof hoh hoi hoo hor hos hr- hrb hrf hrh hri hro hrr hrs hsb hsf hsh hsi hsr hss i-f ibb ibf ibh ibi ibo ibr ibs ifb iff ifi ifo ifr ifs ihb ihf ihh ihi iho ihr ihs iib iif iih iii iio iir iis io- iob iof ioh ioi ioo ior ios ir- irb irf iri iro irr irs is- isb isf ish isi iso isr iss o-i ob- obb obf obh obi obo obr obs of- ofb off ofi ofo ofr ofs ohf ohh ohi oho ohr ohs oib oif oii oio oir ois oo- oob oof ooh ooi ooo oor oos or- orb orf orh ori oro orr ors os- osb osf osh osi oso osr oss rbb rbf rbh rbi rbo rbr rbs rfb rff rfh rfi rfo rfr rfs rh- rhb rhf rhh rhi rho rhr rhs rib rif rih rii rio rir ris rob rof roh roi roo ror ros rrb rrf rrh rri rrr rrs rsb rsf rsh rsi rso rsr rss sbb sbf sbh sbi sbo sbr sbs sfb sff sfh sfi sfo sfr sfs sh- shb shf shh shi sho shr shs sib sif sih sii sio sir sis sob sof soh soi soo sor sos sr- srb srf srh sri sro srr srs ss- ssb ssf ssh ssi sso ssr sss

bbbb bbbs bbhs bffs bfhs bfsi bfsr bhff bhhs bhir bhoi bhor bhsf bibb bibi bibo bibs biff bifi bihi bihs biis bio- bioi bios birb biri biro birr birs bis- bish biso biss bobb bobi bobo bobs boff bofh bofs boho bohr bohs boi- boii bois boob boof booh boor boos bor- borf borh bori boro borr bors bosh bosi boso boss brhs brih brio bris brob broh broo bror bros brrr brrs brsb brsr bsff bsfs bshs bsos fbhs fbis fbrs ffff ffhs ffii ffrr ffss fhfs fhhs fhrs fhss fibs fiff fifi fifo fiii fior fios firs fish fisi fiss fobs fofo fohr fohs fois foof foos for- forb fori foro forr fors fosb fosh fosi foso foss frhs frib frio fris frob froh fros frsb frso fsfi fsfo fshb fshs fssf h-ii hbbs hbhs hbio hbos hbrs hbss hfhs hfrs hfss hhhh hhhs hhof hibi hiff hifh hifi hifo hifr hihi hiho hiis hiob hirf hiri hiro hirs hisb hish hiss hobo hobs hoff hofs hoho hoif hoir hois hoof hoor hoos hori horo horr hors hosh hoss hrhs hrib hrob hros hrso hsfs hshs hsob ibfi ibis ibos ibri ibro ibsf ibss ifbb ifis ifor ifrb ifrf ifri ifsb ifso ihis ihob ihss iiii iiio iiis iioi iioo iios iirs iisi iisr iobi ioii ioio ioof iooi iooo ioos iori iors ioso irhs iri- irio iris irob iroh irri irrs irsf ishi ishr ishs isis iso- isof isor isos isri issf issh issi isso issr isss obbo obhs obis oboi obor obos obrh obri obro obsr obss off- offh offo offr offs ofor ohhi ohho ohhs ohif ohio ohis ohob ohoh ohos ohso ohss oiii oios oobi ooff oofs ooho oohs oooh oooo ooos oosi orbb orbi orbo orbs orff orfi orfs orhs ori- orif orio oris oro- orof oror oros orri orro orrs orsi orso oshi osho oshs osii osis osoi osoo osor osos osro ossb ossi osso rbbb rbbr rbbs rbhs rbis rboh rbss rfhs rhfs rhhs rhib rhio rhob rhoh rhos rib- ribo ribs riff rifs riho rihs riif riis rios riri rirs rish risi riso riss rob- robb robi robo robs roff rofo rohr rohs roif roio roir rois roob roof rooi roor roos rori roro rosh rosi roso ross rrhs rrif rrrr rsbi rshs rsis rsos s-ib s-ii s-os sbbs sbhs sbor sbsi sfhs sfio sfor sfos sfro sfss shbs shhh shhs shib shih shii shio shir shis shof shoo shor shos shri shrs sibi sibo sibs siff sifo sifr sihi sihr sihs sior sios sirf siri siro sirr sirs sish sisi siss sobo sobr sobs sofi sofo sohh soho sohs soif soir sois soof soor soos sorb sorh sori soro sorr sors sosh sosi soso soss srfi srhs srib sris sros ssbr sshs ssis ssri ssrs sssb sssf sssh sssi ssss

bhooi bibbo bibbs bibio bibis bibos bibri biffi biffo biffs bifor bihor bioss biros birrs bisfi bishi bo-bo bo-ho bobbi bobos bobr bobri boffi boffo boffs bofhs bohor bohos bohri bohrs boios boiro boobs boofs boors boosh borbo borio boris boro- boroo boros borro borsh borsi boshi bosio bosor bossi bosso brisb brish brisi briss brobo brobs broos bross brrrr fibis fibr- fibro fiori firos fisbo fisho fissi fofos foios foir- forbs forio foros forro forso forss friis frios friso friss frobs frosh h-bio h-iib hhhhh hi-fi hi-hi hibbs hibhi hibob hibor hibri hifis hihos hiisi hiroi hiroo hiros hirsh hisis hisor hissi hisss ho-ho ho-oh hobbs hobor hobos hobro hoffs hofii hohos hoiss hoofs hoori hoors hoosh horii horio horos horro hoshi hosho hosoi hrhis hross ibibo ibish ibros if-- iffhs ifish ihhof iiiii iiris iisir ioooi ioooo iorio irbis irios iris- irish iriss irobo irori irshi irssi is-is isfor ishii ishis ishof isios isiro isisi isoff isrib isshi issor o-r-b obhor oboro obosi offir offis offof ofori oh-oh oh-so ohfoo ohohs ohrio ohrob oishi ooioo