-ic b-u bbb bbc bbi bbk bbo bbs bbu bbw bcb bcc bci bck bco bcs bcu bcz bi- bib bic bii bik bio bis biu biw biz bkb bkc bkk bko bks bkw bob boc boi bok boo bos bou bow boz bsb bsc bsi bsk bso bss bsu bsw bub buc bui buk buo bus buu buw buz bwb bwc bwi bwk bwo bws bwu bzo bzs bzu bzz c-- cbb cbc cbi cbk cbo cbs cbu cbw cbz ccb ccc cci cck cco ccs ccu ccw ccz ci- cib cic cii cik cio cis ciu ciw ckb ckc cki cko cks ckw co- cob coc coi cok coo cos cou cow coz csb csc csi csk cso css csu csw csz cub cuc cui cuk cuo cus cuu cuw cuz cw- cwb cwc cwi cwk cwo cws cwu cz- czc czk czo czw ibb ibc ibi ibk ibo ibs ibu ibw ibz icb icc ici ick ico ics icu icw icz iib iic iii iio iis iiu iiw ikb ikc iki ikk iko iks iku io- iob ioc ioi ioo ios iou iow is- isb isc isi isk iso iss isu isw iu- iub iuc iui ius iuz iwb iwc iwi iwk iwo iws iwu iww iwz izi izo izu izz k-z kbb kbc kbi kbk kbo kbs kbu kbw kbz kcb kcc kci kck kcs kcu kib kic kii kik kio kis kiu kiz kkb kkc kki kkk kks kku kob koc koi kok koo kos kou kow koz ksb ksc ksi ksk kso kss ksu ksw kub kuc kui kuk kus kuu kw- kwc kwi kwk kwo kws kww kzo kzw o-i ob- obb obc obi obk obo obs obu obw oc- ocb occ oci ock oco ocs ocu ocw ocz oib oic oii oik oio ois oiu oiz okb okc oki okk oko oks oku okw oo- oob ooc ooi ook ooo oos oow os- osb osc osi osk oso oss osu osw ou- ouc oui ouk ouo ous owb owc owi owk owo ows owu oww ozo ozs ozu ozw ozz sbb sbc sbi sbk sbo sbs sbu sbw scb scc sci sck sco scs scu scw sib sic sii sik sio sis siu siw sk- skb skc ski skk sko sks sku skw sob soc soi sok soo sos sou sow soz ss- ssb ssc ssi ssk sso sss ssu ssw ssz sub suc sui suk suo sus suu suw suz swb swc swi swk swo sws swu szi szu ubb ubc ubi ubk ubo ubs ubu ubw ucb ucc uci uck uco ucs ucu ucw uib uic uii uio uis uiu ukb ukc uki ukk uku ukz uob uoc uok uoo uos uow usb usc usi usk uso uss usu usw usz uuc uus uuu uwb uwc uws uww uzb uzi uzo uzu wbb wbc wbi wbo wbs wbw wbz wcb wcc wci wck wco wcs wcu wcw wib wic wii wik wis wiu wiz wkb wkc wko wks wkw wob woc woi wok woo wos wou wow woz wsb wsc wsi wsk wso wss wsu wsw wub wuc wuo wus wuz wwc wwi wwo wwu www wzc wzu zbb zbc zbs zbw zco zcs zib zik zio zis ziw ziz zks zo- zob zoc zoi zok zoo zos zou zow zsi zsu zsz zub zuc zui zuk zus zuz zws zzs zzz