cccc ccci cccs ccic ccii ccis ccoc ccsi ccss ccst cctc cctt cicc cici cico cics cict ciii ciis ciit cios cis- cisc ciss cist citi cito cits citt coco coct cois coit coos coot cosc cosi coso coss cost cotc coti coto cots cott cscc csci csco cscs csio csis csit csos csot cstc csto csts ctic ctos ctot ctsc ctss ctts iccc icci icco iccs icct icis icoc icos icsc icsi icss icst icts iiii iiio iiis iiit iioi iioo iios iisc iisi iist iitt ioci ioii ioio ioit iooi iooo ioos ioso ioto iscc isci isco iscs isct isic isis isit iso- isoc isos issc issi isso isss istc isti isto ists itcs itic itis itoi itoo itos itsi itso itto occc occi occt ocis ocos oct- octi octo octs oici oiii oios oisc oist oitc oiti oooo ooos oosi oost oots oscc osci osco osii osis osoi osoo osos ossi osso ostc osti osts otic otis otit oto- otoo otos otso otti otto otts s-ic s-ii s-os sccc sccs scct sci- scic scio scis scit scoo scot scsc scsi scso scst sctc scto scts sicc sici sico sics siit sios siot sisc sisi siss sist sit- sitc siti sito sits sitt soci soco socs soic sois soit soos soot sosi soso soss sost sotc soto sots sscc ssci sscs ssis ssit ssoc ssot sssc sssi ssss sstc ssts stcc stcs stic stio stis stit stoo stos stot stsi stss sttc tccc tcos tctc tcts ticc tico tics tiit tios tisi tiso tiss tist titc titi tito tits titt toci toco tois toit toos toot tosc tosi toso toss tost totc toti toto tots tott tscc tsis tsoi tsos tssi tsst tstc tsts ttss tttt