cccc ccci cccp cccs ccic ccii ccip ccis ccpp ccps ccsi ccsp ccss ccst cctc cctt cicc cici cics cict ciii ciis ciit cipp cips cis- cisc cisp ciss cist cisy citi citp cits citt city cpcs cpic cpps cpsc cptp cpts cscc csci cscs csis csit cspc cspi csps cspt cstc csts csys ctcp ctic ctpp ctps ctsc ctss ctts cyc- cycc cycs cypc cyps cyst cyt- cyy- cyyc iccc icci iccp iccs icct icis icpc icps icsc icsi icsp icss icst ictp icts iiii iiis iiit iisc iisi iisp iist iitt ipcc ipcs ipct ippc ippy ipsc ipsi ipsp ipss iptc ipts iscc isci iscp iscs isct isic isis isit ispc isps ispy issc issi issp isss issy istc isti istp ists isty isys itcs itic itis itpc itsi itsp itsy itty iypt pccc pccs pcip pcpp pcps pcts picc pici pics pict picy piip pipi pipp pips pipy pisi piss pist pisy piti pits pitt pity piys ppcc ppci ppcs ppic pppp ppps ppss ppts pptt psci psip psis pspi pspp psps pssc psst psts psy- psys ptcc pttc pyic pypy pyss pyst pytt s-ic s-ii sccc sccp sccs scct sccy sci- scic scip scis scit scpi scps scpt scsc scsi scst sctc scts sicc sici sicp sics siit sipc sipi sipp sips sipt sipy sisc sisi siss sist sisy sit- sitc siti sits sitt sity siyi spcc spcs spic spip spis spit spps spsp spss spst sptc spts spy- spys sscc ssci sscp sscs ssis ssit sspc ssps sspt sssc sssi ssss sstc sstp ssts stcc stcp stcs stic stip stis stit stpp stps stsi stss sttc stys syis syss syst sytt tccc tcpy tctc tcts ticc tics tiit tip- tipc tipi tipp tips tipt tisi tiss tist titc titi titp tits titt tiyi tpcp tpcs tppp tpsc tptp tscc tscp tsis tsps tspt tssi tsst tstc tsts tsys ttcp ttss tttt ttys typ- typp typy tyss tyst tyti tytt tyty yccc yctc yips yiss yist yiti yitp ypcc ypsi ysii yspi yyyy