c-p-c c-pop ccccc cnnnn co-co co-np co-op cocc- cocco cocon cocos conco conns cono- conon conop coons coops copos coppo copps cosco coson csnps n-p-n nnooo no-no no-op nonno nonop nonos nonpc noons noso- noson nsnps nspcc onco- oncos onoon onpop oocss ooooo opcon oppon oppos opson oscon ososo ossos p-n-p po-on po-po pocno pocop pocos ponos ponso poons poopo poops popco popon popop popos poppo posco possn sconn scons scoon scoop scops snoop snops so-so socon sono- sonop sonos soons soppo sosno soss- spoon sposo sssss