bbbb bbbs bbdd bbeb bcbc bcbs bccc bccs bcde bcds bcec bces bcsc bcss bdbc bddc bdes bdsd bebb bebe beck becs bede beds beeb beed beek bees beke beks bes- bese besk bess bsbd bscs bseb bsec bsed bsee bses bssc bssd bsse c-cd cbbc cbbs cbcc cbce cbcs cbdb cbdc cbds cbec cbee cbsc cbse ccbc cccb cccc cccs ccdc ccds cced ccee ccsd ccss cd-e cdcs cddb cdec cdes cdss cebs cec- cece cecs cedd cede ceeb ceec cees ceke cesc cese cess ckbc ckbe ckck ckcs cksb cscb cscc cscd csce cscs csdb csec csee csks cssd csse dbcc dbcs dbss dcbc dccb dccc dccs dcdb dcds dcsc dcss dddd ddes ddss debe debs dec- decc decd dece deck decs dedd dede deeb deed deek dees dek- deke deks des- desc dese desk dess dkdc dsbc dscc dscs dssc ebbc ebbs ebcc ebed ebes ecbc ecbe eccb eccc ecce ecdc eced eces ecks ecsc ecse ecss eddc edde edds ede- edes edss eecs eede eeee eees eeke eeks eese eesk ekeb eked ekek ekes esbs escb esce escs esds esee esek eses eske esks esse kbbb kbbc kbbd kbbe kbbk kbbs kbcb kbce kbck kbcs kbdb kbde kbds kbeb kbec kbed kbee kbek kbes kbkb kbkk kbsb kbsk kbss kcbc kcbd kcbk kcbs kccb kccc kccd kcck kcdc kcdd kcds kceb kcec kced kcee kckc kckk kcsb kcsc kcsd kcse kcss kdbb kdbs kdcc kdcd kdce kddb kddc kddd kddk kdeb kdec kdkb kdkd kdkk kdsc kdsd kdsk kdss kebb kebc kebe keck kedb kedc kedd kede keds keed keek kees kekb kekc keke keks kesb kesc kesd kesk kess kkbb kkbd kkbe kkbs kkcb kkcd kkck kkcs kkdc kkdd kked kkkk kksd kkse kkss ksbc ksbs kscb ksce ksck kscs ksdc ksdk ksds ksec ksed ksee ksek kskb kskd kske kskk ksks ksse ksss sbbs sbcc sbcs sbds sbsd sbse sccc scce sccs scdc scds scec scee sck- scsc scsd sdcc sddc sdds sdes sdsc sdss se-c se-d se-e se-k se-s sebe sebs sec- secc secd sece seck secs sede seds seeb seec seed seek sees seke sekk sesc sese sess sked skee skes sksd skss sscc ssce sscs ssdc ssdd ssec ssee sses sssb sssc ssss