cccc ccci cccs cccv ccic ccii ccis cciv ccoc ccsi ccss ccst cctc cctt cctv ccvi ccvo ccvs cicc cici cico cics cict ciii ciis ciit cios cis- cisc ciss cist cisv citi cito cits citt citv civc civo coco coct cois coit coos coot cosc cosi coso coss cost cotc coti coto cots cott covo cscc csci csco cscs csio csis csit csos csot cstc csto csts ctic ctos ctot ctsc ctss ctts ctvo ctvt cvcc cvii cvss iccc icci icco iccs icct icis icoc icos icsc icsi icss icst icts ictv 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 ivic 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 osov ossi osso ostc osti osts otic otis otit oto- otoo otos otov otso otti otto otts ovcs ovi- ovis ovo- ovoo ovot s-ic s-ii s-iv s-os s-vt sccc sccs scct sci- scic scio scis scit sciv scoo scot scsc scsi scso scst sctc scto scts sctv sicc sici sico sics siit sios siot sisc sisi siss sist sit- sitc siti sito sits sitt sivi soci soco socs soic sois soit soos soot sosi soso soss sost sosv sotc soto sots sovo sovs sscc ssci sscs ssis ssit ssoc ssot sssc sssi ssss sstc ssts st-v stcc stcs stic stio stis stit stoo stos stot stsi stss sttc stvs svcc svcs svic svit svsc tccc tcos tcov tctc tcts ticc tico tics tiit tios tisi tiso tiss tist titc titi tito tits titt tivi tivo toci toco tois toit toos toot tosc tosi toso toss tost totc toti toto tots tott tovo tscc tsis tsiv tsoi tsos tssi tsst tstc tsts tsvi ttss tttt tvis tvos tvss tvtv vcci vic- vici vico vics vict viii vios visc visi viso viss vist viti vito vitt vivi vivo voic voio vois voit vooc voot vosi voso voss voto vsic vssc vsto vt-i vvvv