c-cor ccccc co-co cocc- cocco cocom cocos comco commo commr comms comos comrs coors corm- cormo corms coro- corrs corso corss cosco cosm- cosmo croco crocs cromo croms croom croos cross mccoo mmccc mmmcc mmmmm mocco mocos momos moocs mooro moors mormo moroc moror moros morro morso morss mosco mosor mosso mrmom mrmos mrorr ocros omoro oocss ooooo orcos ormoc oroco oromo oroso osmo- osmos ososo ossos r-co- ro-ro rocco rocor romos rooms rosmo rosso rosss s-o-r scomm scomo scoor scors scrms scroo smoms smoor so-so socom sommo somos soror soros sorso soss- sssss