-ic bbb bbc bbe bbi bbk bbo bbs bcb bcc bce bci bck bco bcs be- beb bec bee bei bek beo bes bi- bib bic bie bii bik bio bis bkb bkc bke bkk bko bks bob boc boe boi bok boo bos bsb bsc bse bsi bsk bso bss c-- cbb cbc cbe cbi cbk cbo cbs ccb ccc cce cci cck cco ccs ce- ceb cec cee cei cek ceo ces ci- cib cic cie cii cik cio cis ckb ckc cki cko cks co- cob coc coe coi cok coo cos csb csc cse csi csk cso css ebb ebc ebe ebi ebk ebo ebs ec- ecb ecc ece eci eck eco ecs eeb eec eee eek eeo ees eib eic eie eii eik eio eis ekb ekc eke eki eko eks eo- eob eoc eoe eoi eok eoo eos es- esb esc ese esi esk eso ess ibb ibc ibe ibi ibk ibo ibs icb icc ice ici ick ico ics ie- iec iee iei iek ies iib iic iie iii iio iis ikb ikc ike iki ikk iko iks io- iob ioc ioe ioi ioo ios is- isb isc ise isi isk iso iss kbb kbc kbe kbi kbk kbo kbs kcb kcc kce kci kck kcs ke- keb kec kee kei kek keo kes kib kic kie kii kik kio kis kkb kkc kke kki kkk kks kob koc koe koi kok koo kos ksb ksc kse ksi ksk kso kss o-i ob- obb obc obe obi obk obo obs oc- ocb occ oci ock oco ocs oeb oec oee oei oeo oes oib oic oie oii oik oio ois okb okc oke oki okk oko oks oo- oob ooc ooi ook ooo oos os- osb osc ose osi osk oso oss sbb sbc sbe sbi sbk sbo sbs scb scc sce sci sck sco scs se- seb sec see sei sek seo ses sib sic sie sii sik sio sis sk- skb skc ske ski skk sko sks sob soc soe soi sok soo sos ss- ssb ssc sse ssi ssk sso sss

-ose bbbb bbbs bbci bbeb bcbc bcbs bccc bcci bccs bcec bces bcie bcis bcos bcsc bcss bebb bebe bebi bebo beci beck becs beeb beek bees beic beik beis beke beki beko beks beo- beok beos bes- bese besk beso bess bibb bibe bibi bibo bibs bicc bice bici bick bico bics bieb bies biis bike biko bio- bioc bioi bios bis- bisc bise bisk biso biss bobb bobe bobi bobo bobs boce bock boco bocs boec boee boeo boes boi- boie boii bois boke boki boko boks boob booc booe book boos bosc bose bosi bosk boso boss bsci bscs bseb bsec bsee bses bsic bsos bssc bsse c-bo cbbc cbbs cbcc cbce cbcs cbec cbee cbko cbsc cbse cbsi ccbc cccb cccc ccci cccs ccee ccic ccii ccis ccob ccoc ccsi ccss cebs cec- cece ceci ceco cecs ceeb ceec cees ceke ceos cesc cese cesi cess cibc cibe cibi cibo cicc cici cico cics ciee cies ciii ciis ciko ciob cios cis- cisc cise cisk ciss ckbc ckbe ckbi ckck ckco ckcs ckob ckoc ckoi ckoo ckos cksb ckso cobb cobe cobi cobo cobs coce cock coco coes cois cok- coke coko coob cook coos cosc cose cosi coso coss cscb cscc csce csci csco cscs csec csee csib csik csio csis csks csob csos csse ebbc ebbo ebbs ebcc ebes ebic ebis eboe eboo ebos ecbc ecbe eccb eccc ecce ecci ecco eces ecib ecis ecko ecks eco- ecos ecsc ecse ecss eecs eeee eees eeke eeks eeoc eese eesi eesk eick eico eics eiec eiei eies eike eiki eiko eiks eise eisk eiso eiss ekco ekeb ekek ekes ekis ekki ekoi ekos eksi eoes eois esbo esbs escb esce esci esco escs esee esek eseo eses esie esik esis eske esko esks eso- esok esos esse essi esso i-be ibcs ibec ibes ibie ibis ibos ibss icbc icbs iccb iccc icci icco iccs icec icee ices icis icke icks icoc icos icsb icsc icse icsi icss iecc ieie ieio iesc iesi ieso iies iiie iiii iiio iiis iioi iioo iios iisc iisi ikee ikes ikki ikko ikoo iobi ioci ioee ioii ioio ioke ioko iooi iooo ioos ioso isbe iscc isci isco iscs iseb isec isee iseo ises isic isie isis isko iso- isoc isok isos issc isse issi isso isss k-ci k-os kbbb kbbc kbbe kbbi kbbk kbbo kbbs kbcb kbce kbci kbck kbco kbcs kbeb kbec kbee kbek kbeo kbes kbib kbic kbie kbik kbio kbis kbkb kbkk kbko kbob kboc kboe kboi kbok kboo kbos kbsb kbsi kbsk kbso kbss kcbc kcbi kcbk kcbs kccb kccc kcci kcck kceb kcec kcee kcei kceo kcic kcie kcii kcis kckc kckk kcko kcob kcoe kcos kcsb kcsc kcse kcsi kcss kebb kebc kebe kebi keck keco keek kees keib keii keik keio keis kekb kekc keke keki keko keks keok keos kesb kesc kesi kesk keso kess kibb kibc kibe kibi kibo kibs kicb kicc kice kick kics kies kiic kiii kiik kiis kikc kiki kikk kiko kioc kioe kioi kiok kioo kisc kise kisi kisk kiso kiss kkbb kkbe kkbi kkbo kkbs kkcb kkci kkck kkco kkcs kkic kkik kkkk kkob kkoo kkse kksi kkss kobb kobc kobe kobi kobk kobo kobs kocb koci kock kocs koei koes koii kokb kokc koke koki kokk koko koks koob kooc kooi kook kooo koos kos- kosb kosc kose kosi koso koss ksbc ksbi ksbs kscb ksce ksci ksck ksco kscs ksec ksee ksei ksek kseo ksib ksii ksik ksis kskb kske kskk ksko ksks ksob ksoc ksoi ksok ksoo ksos ksse kssi ksso ksss o-eo obbo obec obes obie obis obkb oboe oboi obok obos obss ocbc occc occi oce ocee ocis ocke ocks ocos oec- oecc oeec oese oici oick oies oiii oike oiko oiks oios oisc oise okes okic okie okko okok oksi okso oobe oobi ooes oooo ooos oose oosi