cccc ccci cccp cccs ccic ccii ccip ccis ccoc ccpp ccps ccsi ccsp ccss ccst cctc cctt cicc cici cico cics cict ciii ciis ciit cios cipo cipp cips cis- cisc cisp ciss cist citi cito citp cits citt coco cocp coct coip cois coit coop coos coot copi copo copp cops copt cosc cosi coso cosp coss cost cotc coti coto cots cott cpcs cpic cpio cpos cpps cpsc cpso cptp cpts cscc csci csco cscs csio csis csit csos csot cspc cspi csps cspt cstc csto csts ctcp ctic ctos ctot ctpo ctpp ctps ctsc ctss ctts iccc icci icco iccp iccs icct icis icoc icos icpc icpo icps icsc icsi icsp icss icst ictp icts iiii iiio iiis iiit iioi iioo iiop iios iisc iisi iisp iist iitt ioci iocp ioii ioio ioit iooi iooo ioos iops ioso ioto ipcc ipcs ipct ipop ipos ippc ippo ipsc ipsi ipso ipsp ipss iptc ipto ipts iscc isci isco iscp iscs isct isic isis isit iso- isoc isop isos ispc isps issc issi isso issp isss istc isti isto istp ists itcs itic itis itoi itoo itos itpc itsi itso itsp itto occc occi occt ocis ocos ocpp oct- octi octo octs oici oiii oios oipc oisc oist oitc oiti oooo ooos oops oosi oost ootp oots opic opii opio opis opit opo- opos oppi oppo opps opsi opti opto opts oscc osci osco osii osip osis osoi osoo osos ossi osso ostc osti osts otic otis otit oto- otoo otos otpp otso otti otto otts pccc pccs pcip pcos pcpp pcps pcso pcts picc pici pico pics pict piip piot pipi pipo pipp pips pisi piso piss pist piti pito pits pitt poco pocs poio pois poop poos poot pop- popc popi popo popp pops popt posi poso poss post potc poti poto pots pott ppcc ppci ppcs ppic ppos pppo pppp ppps ppss ppts pptt psci psco psip psis psoc psoi psos pspi pspp psps pssc psso psst psts ptcc ptop pttc s-ic s-ii s-os sccc sccp sccs scct sci- scic scio scip scis scit scoo scop scot scpi scpo scps scpt scsc scsi scso scst sctc scto scts sicc sici sico sicp sics siit siop sios siot sipc sipi sipo sipp sips sipt sisc sisi siss sist sit- sitc siti sito sits sitt soci soco socs soic sois soit soop soos soot sopi sopo sopp sops sosi soso soss sost sotc soto sotp sots spcc spco spcs spic spio spip spis spit spoc spoo spop spos spot spps spso spsp spss spst sptc spto spts sscc ssci sscp sscs ssis ssit ssoc ssop ssot sspc sspo ssps sspt sssc sssi ssss sstc sstp ssts stcc stcp stcs stic stio stip stis stit stoo stop stos stot stpp stps stsi stss sttc tccc tcos tcpo tctc tcts ticc tico tics tiit tiop tios tip- tipc tipi tipo tipp tips tipt tisi tiso tiss tist titc titi tito titp tits titt toci toco tois toit toos toot top- topi topo topp tops topt tosc tosi toso toss tost totc toti toto tots tott tpcp tpcs tppp tpsc tptp tscc tscp tsis tsoi tsop tsos tspo tsps tspt tssi tsst tstc tsts ttcp ttop ttss tttt