cccc ccci cccp cccs cccu ccic ccii ccip ccir ccis ccpp ccpr ccps ccrc ccri ccrp ccrs ccsi ccsp ccss ccuc ccup ccus cicc cici cicr cics cicu ciii ciis cipp cips circ ciri cirr cirs cis- cisc cisp cisr ciss ciuc ciup cius cpcs cpcu cpic cpps cpri cprs cpsc cpsr cpsu cpus crcc crcr cric crip cris criu crpc crps crsp crss crup crus cscc csci cscr cscs csir csis cspc cspi csps csrc csrs cssr csup csur csus cucc cuci cui- cuir cuis cupp cupr cups curi curr curs cusp cuss cusu iccc icci iccp iccr iccs iccu icis icpc icps icrc icrr icrs icru icsc icsi icsp icsr icss icup icus iiii iiis iirc iirs iisc iisi iisp iisr iisu iiuc ipcc ipcs ippc ippr ipri ipsc ipsi ipsp ipss ipur ipus ircc ircs ircu iri- iric irip iris irpc irps irrc irri irrs irsp irus iscc isci iscp iscr iscs iscu isic isis ispc ispr isps isri isrp issc issi issp issr isss issu isup isus iucc iuiu iupp iuss pccc pccs pcip pcpp pcps pcrc picc pici picr pics picu piip pipi pipp pips pirc piri pirr pirs piru pisi piss pisu pius ppcc ppci ppcs ppic pppp ppps pprc ppru ppss ppur prcc prcp prcs pri- prii pris prps prri prrs prsc prsi prss prus pruu psci pscu psip psis pspi pspp pspr psps psrp pssc puir puis puiu pupi pups pupu pur- puri purp purr purs puru pusi puss puuc rccc rccs rcic rcis rcpi rcps rcsc rcsi rcss ricc rics riis ripi ripp ripr rips riri rirs risc risi risp riss risu rius rpcs rpii rpps rrrr rrsp rscc rscs rsis rsps ruci ruis rupp rurc ruri rurp rurs ruru rusi russ rusu s-ic s-ii sccc sccp sccs sci- scic scip scir scis scpi scps scr- scrc scri scrs scsc scsi scsr scsu scup scur sicc sici sicp sics sicu sipc sipi sipp sips sirc siri sirp sirr sirs siru sisc sisi siss sisu siui sius spcc spcs spic spip spir spis spps spri sprs spsp spss spui spur spus srcc sris srpc srps srsp sscc ssci sscp sscs ssis sspc ssps ssrc ssri ssrs sssc sssi ssss suc- succ suci sucr sucs suir suis sup- supp supr sups sur- surc suri surp surr surs suru sus- susi susp suss susu suus u-rp ucci uccp ucrc ucsc ucsu uipi uirr upci upcs upic upis uppc uppp uppu upri upsc upsi upup urci uric uris uriu urri ursi urss ursu urup urur urus uscc uscs usip usis uspc uspp usps ussc ussr usss ussu usui usus uucp uuri uusi uuuu