cccc cccs ccgc ccgs ccoc ccrc ccrg ccrs ccsg ccss cgcc cgcg cggs cgro cgss coco cogo cogs coos cor- corc corg coro corr cors cosc coso coss crcc crcr crgs croc croo cror crss cscc csco cscr cscs csor csos csrc csrs cssr gc-c gccc gccs gcos gcrg gcss gggg ggss gocr gogo gogs goog goor goos gorg goro gorr gors goso goss grcc groc grog groo gror gros grrr grrs grss gsoc gsos occc ocos ocro ocrr ocrs ogog ogro oocr oooo ooos orco orcs orgo orgs oro- oror oros orro orrs orso oscc osco osoo osor osos osro osso rccc rccs rcgc rcos rcrg rcsc rcss rocc roco rocs rogg rogo roog roor roos rorc roro rosc roso ross rrrr rscc rscs rsgc rsos s-os sccc sccs scgs scog scoo scor scr- scrc scrs scsc scso scsr sgcg sggg sggs sgro sgss soco socr socs sogo sogs soog soor soos sorg soro sorr sors soso soss srcc sros sscc sscs ssgs ssoc ssrc ssrg ssrs sssc ssss