-ic bbb bbc bbd bbe bbi bbk bbs bcb bcc bcd bce bci bck bcs bdb bdc bdd bde bdi bdk bds be- beb bec bed bee bei bek bes bi- bib bic bid bie bii bik bis bkb bkc bke bkk bks bsb bsc bsd bse bsi bsk bss c-- cbb cbc cbd cbe cbi cbk cbs ccb ccc ccd cce cci cck ccs cdb cdc cdd cde cdi cdk cds ce- ceb cec ced cee cei cek ces ci- cib cic cid cie cii cik cis ckb ckc ckd cki cks csb csc csd cse csi csk css dbb dbc dbd dbe dbi dbk dbs dcb dcc dcd dce dci dck dcs ddb ddc ddd dde ddi ddk dds de- deb dec ded dee dei dek des di- dib dic did die dii dik dis dkb dkc dke dki dkk dks dsb dsc dsd dse dsi dsk dss ebb ebc ebd ebe ebi ebk ebs ec- ecb ecc ecd ece eci eck ecs ed- edb edc edd ede edi edk eds eeb eec eed eee eek ees eib eic eid eie eii eik eis ekb ekc ekd eke eki eks es- esb esc esd ese esi esk ess i-d ibb ibc ibd ibe ibi ibk ibs icb icc icd ice ici ick ics idb idc idd ide idi idk ids ie- iec ied iee iei iek ies iib iic iid iie iii iis ikb ikc ike iki ikk iks is- isb isc isd ise isi isk iss kbb kbc kbd kbe kbi kbk kbs kcb kcc kcd kce kci kck kcs kdb kdc kde kdk kds ke- keb kec ked kee kei kek kes kib kic kid kie kii kik kis kkb kkc kke kki kkk kks ksb ksc ksd kse ksi ksk kss sbb sbc sbd sbe sbi sbk sbs scb scc scd sce sci sck scs sdb sdc sdd sde sdi sdk sds se- seb sec sed see sei sek ses sib sic sid sie sii sik sis sk- skb skc skd ske ski skk sks ss- ssb ssc ssd sse ssi ssk sss

bbbb bbbs bbci bbdd bbeb bcbc bcbs bccc bcci bccs bcde bcds bcec bces bcie bcis bcsc bcss bdbc bddc bdes bdii bdsd bebb bebe bebi beci beck becs bede bedi beds beeb beed beek bees beic beik beis beke beki beks bes- bese besk bess bibb bibe bibi bibs bicc bice bici bick bics bide bidi bids bieb bied bies biis bike bis- bisc bisd bise bisk biss bsbd bsci bscs bseb bsec bsed bsee bses bsic bssc bssd bsse c-cd cbbc cbbs cbcc cbce cbcs cbdb cbdc cbdi cbds cbec cbee cbid cbsc cbse cbsi ccbc cccb cccc ccci cccs ccdc ccdi ccds cced ccee ccic ccid ccii ccis ccsd ccsi ccss cd-e cdcs cddb cdec cdes cdic cdii cdis cdss cebs cec- cece ceci cecs cedd cede cedi ceeb ceec cees ceke cesc cese cesi cess cibc cibe cibi cicc cici cics cidc cide cidi cids ciee cies ciid ciii ciis cis- cisc cisd cise cisk ciss ckbc ckbe ckbi ckck ckcs cksb cscb cscc cscd csce csci cscs csdb csec csee csib csid csik csis csks cssd csse dbcc dbcs dbss dcbc dccb dccc dcci dccs dcdb dcds dcii dcis dcsc dcss dddd ddes ddie ddss debe debi debs dec- decc decd dece deci deck decs dedd dede dedi deeb deed deek dees deid deie deis dek- deke deks des- desc dese desi desk dess dibb dibe dibs dice dici dick dide didi dids dieb died dies diii diis dike diki dis- disc disd dise disi disk diss dkdc dkid dsbc dscc dscs dsei dssc dssi ebbc ebbs ebcc ebed ebes ebic ebid ebis ecbc ecbe eccb eccc ecce ecci ecdc eced eces ecib ecis ecks ecsc ecse ecss eddc edde eddi edds ede- edei edes edie edik edis edss eecs eede eeee eees eeke eeks eese eesi eesk eick eics eid- eide eidi eiec eied eiei eies eike eiki eiks eisd eise eisk eiss ekeb eked ekek ekes ekis ekki eksi esbs escb esce esci escs esdi esds esee esek eses esie esik esis eske esks esse essi i-be ibcs ibec ibed ibes ibid ibie ibis ibss icbc icbd icbs iccb iccc icci iccs icdc icdd icde icec iced icee ices icis icke icks icsb icsc icsd icse icsi icss idbe idce idec ided idee ides idic idid idie idis idsc idse idss iecc ieds ieie iesc iesi iicd iide iied iies iiie iiii iiis iisc iisd iisi ikee ikes ikid ikki isbd isbe iscc iscd isci iscs isdb isdc isde isds iseb isec ised isee ises isic isie isis issc isse issi isss k-ci k-id kbbb kbbc kbbd kbbe kbbi kbbk kbbs kbcb kbce kbci kbck kbcs kbdb kbde kbdi kbds kbeb kbec kbed kbee kbek kbes kbib kbic kbid kbie kbik kbis kbkb kbkk kbsb kbsi kbsk kbss kcbc kcbd kcbi kcbk kcbs kccb kccc kccd kcci kcck kcdc kcdd kcdi kcds kceb kcec kced kcee kcei kcic kcid kcie kcii kcis kckc kckk kcsb kcsc kcsd kcse kcsi kcss kdbb kdbi kdbs kdcc kdcd kdce kddb kddc kddd kddi kddk kdeb kdec kdei kdic kdis kdkb kdkd kdkk kdsc kdsd kdsk kdss kebb kebc kebe kebi keck kedb kedc kedd kede kedi keds keed keek kees keib keid keii keik keis kekb kekc keke keki keks kesb kesc kesd kesi kesk kess kibb kibc kibe kibi kibs kicb kicc kicd kice kick kics kidb kidd kide kidi kidk kids kies kiic kiid kiii kiik kiis kikc kikd kiki kikk kisc kisd kise kisi kisk kiss kkbb kkbd kkbe kkbi kkbs kkcb kkcd kkci kkck kkcs kkdc kkdd kked kkic kkid kkik kkkk kksd kkse kksi kkss ksbc ksbi ksbs kscb ksce ksci ksck kscs ksdc ksdi ksdk ksds ksec ksed ksee ksei ksek ksib ksid ksii ksik ksis kskb kskd kske kskk ksks ksse kssi ksss s-ib s-ic s-ii sbbs sbcc sbcs sbds sbic sbsd sbse sbsi scbi sccc scce sccs scdc scds scec