cccc cccf ccci cccl cccs ccfc ccff ccfi ccfl ccic ccii ccil ccir ccis cclc ccli ccls ccoc ccrc ccrf ccri ccrl ccrs ccsf ccsi ccsl ccss cfcf cfcl cfco cfcs cffr cfls cfor cfos cfsi cfsl cicc cici cico cicr cics ciff cifl cifs ciii ciis cili cill cilo cils cior cios circ ciri cirl ciro cirr cirs cis- cisc cisl cisr ciss clic clif clii clio clir clis clof cloo clor clos clri clro clrs clsc coco cofc coff cofi cofs coif coil coir cois col- coli coll colo cols coof cool coos cor- corc corf cori corl coro corr cors cosc cosi cosl coso coss crcc crcr crfc crfl crfs cric crif cris crlf crls croc crol croo cror crss cscc cscf csci cscl csco cscr cscs csfc csfr csio csir csis cslr csor csos csrc csrs cssr fccf fcic fcii fcsc fcsl ffcc ffff ffii ffrr ffss ficc fico fics fifc fiff fifi fifo fiii fiil fili fill filo fils fior fios firs fisc fisi fiss flcl flic flii flis floc floo flor flos foci foco focs fofo foil fois folc foli foll folo folr fols foof fool foos for- fori forl foro forr fors fosi foso foss frcc frfc fric fril frio fris frol fros frsc frso fscc fsfi fsfo fssc fssf iccc iccf icci iccl icco iccr iccs icis icll iclr icoc icor icos icrc icrf icrr icrs icsc icsi icsr icss ifco ific ifil ifis ifor ifrf ifri ifsc ifso iiii iiio iiis iioi iioo iios iirc iirs iisc iisi iisr ilic ilio ilir ilis ill- illi illo ills iloc iloo ilos ioci iofc ioii ioio iolo ioof iooi iooo ioos iori iors ioso ircc ircs iri- iric iril irio iris iroc irrc irri irrs irsf iscc isci isco iscr iscs isfc isic isil isis isls iso- isoc isof isol isor isos isri issc issf issi isso issr isss lccc lccs lcfc lcfr lcis lcls lcor lcrl lcrs lcsc lcsr lfcc lico licr lics liff lifl lifo liii liir liis lili lill lilo lils lio- lior lios lirc liri lirl liro lirr lirs lisi liso liss llcc llcs lllc llll lloc lloo locc loci loco locs loff lofi loic loif loir lois loli loll lolo lols looc loof lool loor loos lori loro lors losc losi loso loss lrcs lrfc lric lrif lroc lroi lrrc lrrr ls-r lsco lscs lsfc lsof lsrc lsso lssr occc occi ocis oclc ocos ocrl ocro ocrr ocrs ofcl ofcr off- offc offo offr offs ofor oici oiii oils oios oisc olcc olfs olic olio olis olli ollo olof olor olos olsi oocr ooff oofs oolo oooo ooos oosi orci orco orcs orff orfi orfs ori- oric orif oril orio oris orlo oro- orof oror oros orri orro orrs orsi orso oscc osci oscl osco osii osis osli oslo osoi osoo osor osos osro ossi osso rccc rccs rcfc rcic rcis rcls rcos rcsc rcsi rcsl rcss rffc rffl rfic ricc rico rics riff rifs riif riis rill rilo riol rios riri rirs risc risi riso riss rlcs rlif rlls rocc roco rocs rofc roff rofl rofo roif roil roio roir rois rolf roll rolo roof rooi rool roor roos rorc rori roro rosc rosi roso ross rrfc rrif rrrr rscc rscs rsfc rsis rslc rsos rssl s-ic s-ii s-os sccc sccl sccs scfc scfi sci- scic scif scil scio scir scis scl- sclc scls scol scoo scor scr- scrc scri scrs scsc scsi scsl scso scsr sfcc sfco sfcs sffc sfio sflc sfls sfor sfos sfrc sfro sfss sicc sici sico sics siff sifl sifo sifr sil- silc silf sili sill silo sils siol sior sios sirc sirf siri siro sirr sirs sisc sisi siss sl-i slcc slic slir sloc sloo slos slrc slrs slsc soci socl soco socr socs sofi sofo soic soif soil soir sois solf soli soll solo solr sols soof sool soor soos sori soro sorr sors sosi soso soss srcc srfc srfi sris sros sscc ssci sscs ssfc ssfl ssis sslc ssoc ssrc ssri ssrl ssrs sssc sssf sssi ssss