cccc cccf ccci cccl cccs ccfc ccff ccfi ccfl ccic ccii ccil ccir ccis cclc ccli ccls ccoc ccrc ccrf ccri ccrl ccrs ccrt ccsf ccsi ccsl ccss ccst cctc cctl cctt cfcf cfcl cfco cfcs cffr cfit cfls cfor cfos cfrt cfsi cfsl cftc cftl cftr cicc cici cico cicr cics cict ciff cifl cifs ciii ciis ciit cili cill cilo cils cilt cior cios circ ciri cirl ciro cirr cirs cirt cis- cisc cisl cisr ciss cist citf citi citl cito cits citt clic clif clii clio clir clis clit clof cloo clor clos clot clri clro clrs clsc cltc clts coco coct cofc coff cofi cofs coft coif coil coir cois coit col- coli coll colo cols colt coof cool coos coot cor- corc corf cori corl coro corr cors cort cosc cosi cosl coso coss cost cotc coti coto cots cott crcc crcr crfc crfl crfs cric crif cris crit crlf crls croc crol croo cror crot crrt crss crst crtc crtf crtl crts cscc cscf csci cscl csco cscr cscs csfc csfr csio csir csis csit cslr csor csos csot csrc csrs cssr cstc csto cstr csts ctcf ctfc ctfo ctfs ctic ctls ctol ctor ctos ctot ctrc ctrl ctrs ctsc ctss ctts fccf fcic fcii fcot fcsc fcsl fcst fcto ffcc ffff ffii ffrr ffss fftf ficc fico fics fict fifc fiff fifi fifo fift fiii fiil fili fill filo fils fior fios firs fisc fisi fiss fist fitc fiti fits fitt flcl flic flii flis flit floc floo flor flos flot flts foci foco focs fofo foil fois folc foli foll folo folr fols folt foof fool foos foot for- fori forl foro forr fors fort fosi foso foss fost foti foto fots fott frcc frfc fric fril frio fris frit frol fros frot frsc frso frst fscc fsfi fsfo fssc fssf ft-c ft-l ftfc ftii ftos ftrs ftsr iccc iccf icci iccl icco iccr iccs icct icis icll iclr icoc icor icos icrc icrf icrr icrs icrt icsc icsi icsr icss icst icts ifco ific ifil ifis ifit ifor ifrf ifri ifsc ifso ifto iiii iiio iiis iiit iioi iioo iios iirc iirs iisc iisi iisr iist iitr iitt ilic ilio ilir ilis ilit ill- illi illo ills illt iloc iloo ilos ilot ilts ioci iofc ioii ioio ioit iolo ioof iooi iooo ioos iori iors ioso iotf ioto ircc ircs iri- iric iril irio iris iroc irrc irri irrs irsf irtf irti irts iscc isci isco iscr iscs isct isfc isic isil isis isit isls iso- isoc isof isol isor isos isri issc issf issi isso issr isss istc isti isto istr ists itcs itic itif itil itis itll itof itoi itol itoo itor itos itrf itri itrs itsf itsi itso ittf itto lccc lccs lcfc lcfr lcis lcls lcor lcrl lcrs lcsc lcsr lctl lcto lcts lfcc lfts lico licr lics lict liff lifl lifo lift liii liir liis lili lill lilo lils lilt lio- lior lios lirc liri lirl liro lirr lirs lirt lisi liso liss list liti litl lito litr lits litt llcc llcs lllc llll lloc lloo locc loci loco locs loff lofi loft loic loif loir lois loit loli loll lolo lols looc loof lool loor loos loot lori loro lors losc losi loso loss lost loti lotl loto lotr lots lott lrcs lrfc lric lrif lroc lroi lrrc lrrr lrst lrts ls-r lsco lscs lsfc lsof lsrc lsso lssr lsts ltcc ltci ltcs ltfc ltrs ltsi ltsr lttc lttr occc occi occt ocis oclc ocos ocrl ocro ocrr ocrs oct- octi octo octs ofcl ofcr off- offc offo offr offs ofit ofor ofst oici oiii oils oios oirt oisc oist oitc oiti olcc olfs olic olio olis olit olli ollo olof olor olos olot olsi olst oocr ooff oofs oolo oooo ooos oort oosi oost oots orci orco orcs orff orfi orfs ori- oric orif oril orio oris orit orlo oro- orof oror oros orot orri orro orrs orsi orso ortc orto orts oscc osci oscl osco osii osis osli oslo osoi osoo osor osos osro ossi osso ostc osti ostr osts otcl otfc otic otif otis otit oto- otof otoo otor otos otro otrs otso otti otto otts rccc rccs rcfc rcic rcis rcls rcos rcsc rcsi rcsl rcss rctc rcti rcts rffc rffl rfic rftc ricc rico rics rict riff rifs rift riif riis rill rilo riol rios riot riri rirs risc risi riso riss rist riti ritl rito rits ritt rlcs rlif rlls rocc roco rocs rofc roff rofl rofo roif roil roio roir rois roit rolf roll rolo rolt roof rooi rool roor roos root rorc rori roro rort rosc rosi roso ross rost rotc roti rotl roto rotr rots rott rrfc rrif rrrr rscc rscs rsfc rsis rslc rsos rssl rsts rtcc rtfc rtls rtlt rtss rtts s-ic s-ii s-os sccc sccl sccs scct scfc scfi sci- scic scif scil scio scir scis scit scl- sclc scls scol scoo scor scot scr- scrc scri scrs scsc scsi scsl scso scsr scst sctc sctl scto sctr scts sfcc sfco sfcs sffc sfio sflc sfls sfor sfos sfrc sfro sfss sfts sicc sici sico sics siff sifl sifo sifr sift siit sil- silc silf sili sill silo sils silt siol sior sios siot sirc sirf siri siro sirr sirs sirt sisc sisi siss sist sit- sitc siti sito sits sitt sl-i slcc slft slic slir slit sloc sloo slos slot slrc slrs slsc slst slts soci socl soco socr socs sofi sofo soft soic soif soil soir sois soit solf soli soll solo solr sols solt soof sool soor soos soot sori soro sorr sors sort sosi soso soss sost sotc sotl soto sots srcc srct srfc srfi sris sros srtr sscc ssci sscs ssfc ssfl ssis ssit sslc sslt ssoc ssot ssrc ssri ssrl ssrs sssc sssf sssi ssss sstc sstl ssts stcc stcs stfc stic stif stil stio stir stis stit stlc stlo stlt stof stol stoo stor stos stot