bbb bbi bbk bbo bbr bbs bbw bi- bib bii bik bio bir bis biw biz bkb bkk bko bkr bks bkw bob boi bok boo bor bos bow boz brb bri brk bro brr brs brw brz bsb bsi bsk bso bsr bss bsw bwb bwi bwk bwo bwr bws bzo bzr bzs bzz ibb ibi ibk ibo ibr ibs ibw ibz iib iii iio iir iis iiw ikb iki ikk iko ikr iks io- iob ioi ioo ior ios iow ir- irb iri irk iro irr irs is- isb isi isk iso isr iss isw iwb iwi iwk iwo iwr iws iww iwz izi izo izz k-z kbb kbi kbk kbo kbr kbs kbw kbz kib kii kik kio kir kis kiz kkb kki kkk kkr kks kob koi kok koo kor kos kow koz kri krk kro krr krs krw ksb ksi ksk kso ksr kss ksw kw- kwi kwk kwo kws kww kzo kzw o-i ob- obb obi obk obo obr obs obw oib oii oik oio oir ois oiz okb oki okk oko okr oks okw oo- oob ooi ook ooo oor oos oow or- orb ori ork oro orr ors orz os- osb osi osk oso osr oss osw owb owi owk owo ows oww ozo ozs ozw ozz rbb rbi rbk rbo rbr rbs rbw rib rii rik rio rir ris riz rkb rkk rko rks rkz rob roi rok roo ror ros row roz rrb rri rrk rrr rrs rsb rsi rsk rso rsr rss rsw rwb rwi rwr rws rzb rzo sbb sbi sbk sbo sbr sbs sbw sib sii sik sio sir sis siw sk- skb ski skk sko skr sks skw sob soi sok soo sor sos sow soz sr- srb sri srk sro srr srs srw ss- ssb ssi ssk sso ssr sss ssw ssz swb swi swk swo swr sws szi szr wbb wbi wbo wbr wbs wbw wbz wib wii wik wir wis wiz wkb wko wkr wks wkw wob woi wok woo wor wos wow woz wr- wri wrk wro wrr wrs wrw wsb wsi wsk wso wsr wss wsw wwi wwo www zbb zbr zbs zbw zib zik zio zir zis ziw ziz zks zo- zob zoi zok zoo zor zos zow zro zrs zsi zsz zws zzr zzs zzz

bbbb bbbs bbwr bbws bibb bibi bibo bibs biis biko bio- bioi bios birb biri birk biro birr birs bis- bisk biso biss biw- bizz bobb bobi bobo bobs bobw boi- boii bois boki boko boks boob book boor boos boow booz bor- bori bork boro borr bors borw borz bosi bosk boso boss bowi bowk bowr bows bozi bozo brik brio bris briz brkb brob brok broo bror bros brow broz brrr brrs brsb brsr bsos bzow bzrk bzzz ibis ibos ibri ibro ibss iiii iiio iiis iioi iioo iios iirs iisi iisr iiwi ikki ikko ikoo ikri ikwo iobi ioii ioio ioko iooi iooo ioos iori iors ioso iri- irio iris irki irks irob irri irrs isis isko iso- isok isor isos isri issi isso issr isss iwis iwiw iwoz izki izso izzo k-os kbbb kbbi kbbk kbbo kbbr kbbs kbbw kbbz kbib kbik kbio kbis kbiz kbkb kbkk kbko kbkr kbkw kbkz kbob kboi kbok kboo kbos kbow kboz kbrb kbri kbrk kbro kbrw kbrz kbsb kbsi kbsk kbso kbsr kbss kbsw kbsz kbwb kbww kbwz kbzi kbzo kbzs kbzz kibb kibi kibo kibr kibs kibz kiii kiik kiis kiki kikk kiko kikr kikz kioi kiok kioo kiow kioz kirb kiri kirk kiro kirr kirs kisi kisk kiso kisr kiss kisw kiwb kiwi kiwr kizs kizz kkbb kkbi kkbo kkbr kkbs kkbz kkik kkkk kkob kkoo kkor kkow kkoz kkrb kkrk kkro kkrr kkrs kkrz kksi kksr kkss kksw kkwb kkwk kkws kkzz kobb kobi kobk kobo kobr kobs koii koir kokb koki kokk koko kokr koks kokz koob kooi kook kooo koor koos kooz korb kori kork koro korr kors kos- kosb kosi koso kosr koss kosz kowb kowi kowr kowz kozb kozi kozk kozo kozr krbb krbi krbk krbr krbw krbz krib krik krio kris kriz krki krkk krko krkr krks krkw krkz krob kroi krok kroo kror kros krow kroz krrb krri krrk krro krrr krrs krrw krrz krsk krsr krss krsw krwb krwk krwr krzi krzk krzr krzs krzz ksbi ksbr ksbs ksbw ksbz ksib ksii ksik ksir ksis ksiw ksiz kskb kskk ksko kskr ksks kskz ksob ksoi ksok ksoo ksor ksos ksow ksrb ksro ksrr ksrs ksrw ksrz kssi ksso kssr ksss kssz kswb kswi kswo ksws ksww kszr kwbi kwbw kwbz kwik kwiz kwkb kwkk kwkr kwkw kwkz kwok kwor kwos kwow kwoz kwrb kwri kwrk kwro kwrr kwrs kwrw kwrz kwsk kwso kwss kwsw kwwk kwwr kwws kzbb kzbi kzbk kzbr kzbs kzbz kzio kziz kzkr kzks kzkz kzoi kzoo kzor kzoz kzrb kzrk kzro kzrr kzrs kzrz kzsb kzwb kzzb kzzi kzzk kzzo kzzr kzzs kzzz obbo obis obkb oboi obok obor obos obri obro obsr obss oiii oiko oiks oios okir okko okok okor okro oksi okso oobi oooo ooos oosi oozi orbb orbi orbo orbs ori- orio oris orko oro- orok oror oros oroz orri orro orrs orsi orsk orso orwo orzk orzo osii osik osis oski osoi osoo osor osos osow osro ossb ossi osso owir owow rbbb rbbr rbbs rbis rbss rib- ribo ribs riis riki rikk rios rioz riri rirs risi risk riso riss riwo rizi rizk rizz rkos rkss rob- robb robi robo robs roik roio roir rois roiz roki rokk roko rokr roks roob rooi rook roor roos rooz rori rork roro rosi roso ross rowb rowi rowk rowr rows roww rozi rozz rrrr rsbi rsis rsos rwik s-ib s-ii s-os sbbs sbor sbrk sbsi sbwr sibi sibo sibs siik siki siko sikr siks sior sios siri sirk siro sirr sirs sisi sisk siss siwi sizz skik skio skir skis skor skow skss skws sobo sobr sobs soik soir sois soki sokk soko sook soor