cccc ccci cccp cccs ccic ccii ccip ccis ccnc ccni ccnp ccns ccny ccpn ccpp ccps ccsi ccsn ccsp ccss cicc cici cics ciii ciis cin- cinc cini cipp cips cis- cisc cisn cisp ciss cisy cnci cncp cnic cnss cpcs cpic cpni cpns cpps cpsc cscc csci cscs csis csnp csny cspc cspi csps csys cyc- cycc cycs cyn- cypc cyps cyy- cyyc cyyn iccc icci iccn iccp iccs icis icnc icns icpc icps icsc icsi icsp icss iiii iiis iisc iisi iisp inci incs incy inis inni inns inny inp- inpi inpp insc insp inss ipcc ipcs ipin ippc ippy ipsc ipsi ipsp ipss iscc isci iscn iscp iscs isic isin isis ispc isps ispy issc issi issp isss issy isys n-ii nccc ncci nccn nccp nccs ncip ncis ncnc ncpc ncsc ncsi ncss ncsy nicc nici nics nicy niip nini nins nipc nips nisi nisp niss niyi nnnn nnpi nnss npcc npic npin nppc npss npsy nscc nscs nsic nsin nsis nspc nspi nsps nssc nssp nsss nycc nycy nyny nypc nysc nyss pccc pccs pcin pcip pcns pcpn pcpp pcps picc pici pics picy piip pinc pini pinn pinp pins piny pipi pipp pips pipy pisi piss pisy piys pnic pnin pnpp pnsc ppcc ppci ppcs ppic pppn pppp ppps ppss psci psip psis psnc psni pspi pspp psps pssc psy- psys pyic pyin pyn- pypy pyss s-ic s-ii sccc sccp sccs sccy sci- scic scin scip scis scpi scps scsc scsi scsn scyn sicc sici sicp sics sini sinn sinp sins siny sipc sipi sipp sips sipy sisc sisi siss sisy siyi sncc sncp snip snns snpp snsy snys spcc spcs spic spin spip spis spns spps spsp spss spy- spys sscc ssci sscp sscs ssin ssis ssns sspc ssps sssc sssi ssss syis syn- sync syns syny syss yccc yins yips yiss ypcc ypsi ysii ysnp yspi yyyy