cccc cccf ccci cccl cccp cccs ccfc ccff ccfi ccfl ccic ccii ccil ccip ccis cclc ccli ccls ccoc ccpl ccpp ccps ccsf ccsi ccsl ccsp ccss cfcf cfcl cfco cfcs cfls cfos cfpl cfpo cfps cfsi cfsl cicc cici cico cics ciff cifl cifs ciii ciis cili cill cilo cilp cils cios cipf cipo cipp cips cis- cisc cisl cisp ciss clic clif clii clio clip clis clof cloo clop clos clpp clsc coco cocp cofc coff cofi cofs coif coil coip cois col- coli coll colo colp cols coof cool coop coos copi copo copp cops cosc cosi cosl coso cosp coss cpcs cpff cpic cpif cpio cplc cpls cpos cpps cpsc cpsl cpso cscc cscf csci cscl csco cscs csfc csio csis cslp csos cspc cspi csps fccf fccp fcic fcii fcps fcsc fcsl ffcc ffff ffii ffps ffss ficc fico fics fifc fiff fifi fifo fiii fiil fili fill filo fils fios fipp fips fisc fisi fiss flcl flic flii flip flis floc floo flop flos foci foco focs fofo foil fois folc foli foll folo fols foof fool foos fopp fops fosi foso foss fp-c fpcc fplc fscc fsfi fsfo fspc fspf fssc fssf fssp iccc iccf icci iccl icco iccp iccs icis icll iclp icoc icos icpc icpo icps icsc icsi icsp icss ifco ifcp ific ifil ifis ifpo ifps ifsc ifso ifsp iiii iiio iiis iioi iioo iiop iios iipf iisc iisi iisp ilic ilio ilis ill- illi illo illp ills iloc iloo ilos ioci iocp iofc ioii ioio iolo ioof iooi iooo ioos iopl iops ioso ipcc ipcs ipfc ipil iplo ipop ipos ippc ippf ippo ipsc ipsi ipso ipsp ipss iscc isci isco iscp iscs isfc isfp isic isil isis isls iso- isoc isof isol isop isos ispc ispf isps issc issf issi isso issp isss lccc lccs lcfc lcis lcls lcpc lcpl lcps lcsc lcsp lfcc lico lics liff lifl lifo liii liis lili lill lilo lils lio- lios lip- lipc lipi lipl lipo lipp lips lisi liso lisp liss llcc llcs lllc llll lloc lloo llps locc loci loco locs loff lofi loic loif lois loli loll lolo lols looc loof lool loop loos lopi lopp lops losc losi loso losp loss lpfp lppl lpsc lpss lsco lscs lsfc lsof lspl lsso lssp occc occi ocfp ocis oclc ocos ocpp ofcl off- offc offo offs oici oiii oils oios oipc oisc olcc olfs olic olio olis olli ollo olof olos olpc olsi ooff oofs oolo oooo ooos oops oosi opic opii opio opis opls opo- opos oppi oppo opps opsi oscc osci oscl osco osii osip osis osli oslo osoi osoo osos ossi osso pccc pccl pccs pcfc pcip pcll pclo pcos pcpp pcps pcso pfcs pfff pfic pfis pfli pfps picc pici pico pics piff pifs piip pil- pili pill pilo pils pipi pipo pipp pips pisi piso piss plcc plff plif plio plip plis ploc ploo plop plos plpp plsi plss poco pocs poff pofi poil poio pois poli poll polo pols poof pool poop poos pop- popc popi popo popp pops posi poso poss ppcc ppci ppcs ppic ppif ppli pplo ppos pppo pppp ppps ppsf ppss psci psco psfs psil psip psis psoc psoi psol psos pspi pspp psps pssc psso s-ic s-ii s-os sccc sccl sccp sccs scfc scfi sci- scic scif scil scio scip scis scl- sclc scls scol scoo scop scpi scpl scpo scps scsc scsi scsl scso sfcc sfco sfcs sffc sfio sflc sfls sfos sfpc sfss sicc sici sico sicp sics siff sifl sifo sil- silc silf sili sill silo sils siol siop sios sipc sipi sipo sipp sips sisc sisi siss sl-i slcc slic slip sllp sloc sloo slop slos slpi slpp slps slsc soci socl soco socs sofi sofo soic soif soil sois solf soli soll solo solp sols soof sool soop soos sopi sopo sopp sops sosi soso soss spcc spco spcs spfc spfs spic spio spip spis splc splo splp spls spoc spoo spop spos sppf spps spso spsp spss sscc ssci sscp sscs ssfc ssfl ssfp ssis sslc sslp ssoc ssop sspc sspf sspl sspo ssps sssc sssf sssi ssss