cccc ccci cccp cccs ccic ccii ccip ccis ccpp ccps ccsi ccsp ccss cicc cici cics ciii ciis cipp cips cis- cisc cisp ciss cpcs cpic cpps cpsc cscc csci cscs csis cspc cspi csps iccc icci iccp iccs icis icpc icps icsc icsi icsp icss iiii iiis iisc iisi iisp ipcc ipcs ippc ipsc ipsi ipsp ipss iscc isci iscp iscs isic isis ispc isps issc issi issp isss pccc pccs pcip pcpp pcps picc pici pics piip pipi pipp pips pisi piss ppcc ppci ppcs ppic pppp ppps ppss psci psip psis pspi pspp psps pssc s-ic s-ii sccc sccp sccs sci- scic scip scis scpi scps scsc scsi sicc sici sicp sics sipc sipi sipp sips sisc sisi siss spcc spcs spic spip spis spps spsp spss sscc ssci sscp sscs ssis sspc ssps sssc sssi ssss