ccccc cccii cciii ceci- cecie cecri ceere ceese ceiss cerc- cerce cerci cercs cerec cerer ceres ceric cerie ceris cerre cerrs cerse cerss cesce cescr cesis cesse cicer cicis circe circs cires ciric cirie ciris cirr- cirri cirs- cirse ciser cises cisie cisse crece creer crees creis cresc crese cress crice crics crier cries crise criss crres csere cssii e-sir ecser eeeee eerie eires eirie eisie ercis ercsi erecs ereis erere eresi erice erics erier eries eriic erres erris erses esces escis esere esics esiee esiri esser esses essie essse iceci icees iceis icers icici icier icscc iecee ieiri ierei iiiee iiiii iiris iisir ircii irece iress iris- irise iriss irsee irssi is-is iscsi isisi isrec issei isser issie issre isssc rcirc recce reece reecs reere reese reice reise reiss rere- reree reres reric rerir resee reses resse ricci ricer rices ricse riers riese riesi riess riise rires ririe risee riser rises risse s-cis s-iii sccci scere scire sciri scise screc scree scrie scris secir secre see-i seece seeis seere seers seese seire seirs seise seiss serce serec serer seres seric serie serir seris serre serri serse sersi serss sesce seser seses sesis sesse sicer sices sieic sieie siese sirce sirci siree sires siris sirse sirsi siser sises sisic sisis sissi ssies sssss