c-cd cccc cccs ccdc ccds ccoc ccod ccsd ccss cdcs cdos cdss ckck ckco ckcs ckdo ckoc ckoo ckos ckso cock coco codd cods cok- coko cood cook coos cosc coso coss cscc cscd csco cscs csks csos cssd dccc dccs dcds dcos dcsc dcss dddd ddoc ddss dkdc dock doco docs dod- dodd dodo dods doko dood dook doos dosk doso doss dscc dscs dsos dssc k-os kccc kccd kcck kcdc kcdd kcds kckc kckk kcko kcos kcsc kcsd kcss kdcc kdcd kdco kddc kddd kddk kdkd kdkk kdko kdoc kdok kdsc kdsd kdsk kdss kkcd kkck kkco kkcs kkdc kkdd kkdo kkkk kkoo kksd kkss kocd kock kocs kodk kodo kods kokc kokk koko koks kooc kook kooo koos kos- kosc kosd koso koss ksck ksco kscs ksdc ksdk ksds kskd kskk ksko ksks ksoc ksok ksoo ksos ksso ksss occc ocds ocks ocos oddd odds odoo odos odso okko okok okso oooo ooos oscc osco osoo osos ossd osso s-os sccc sccs scdc scds sck- scok scoo scsc scsd scso sdcc sdco sddc sdds sdsc sdss sksd skss sock soco socs sodd sodo sods sokk soko sood sook soos soso soss sscc sscs ssdc ssdd ssoc sssc ssss