cccc cccf ccci cccl ccfc ccff ccfi ccfl ccic ccii ccil ccir cclc ccli ccoc ccrc ccrf ccri ccrl ccrt cctc cctl cctt cfcf cfcl cfco cffr cfit cfor cfrt cftc cftl cftr cicc cici cico cicr cict ciff cifl ciii ciit cili cill cilo cilt cior circ ciri cirl ciro cirr cirt citf citi citl cito citt clic clif clii clio clir clit clof cloo clor clot clri clro cltc coco coct cofc coff cofi coft coif coil coir coit col- coli coll colo colt coof cool coot cor- corc corf cori corl coro corr cort cotc coti coto cott crcc crcr crfc crfl cric crif crit crlf croc crol croo cror crot crrt crtc crtf crtl ctcf ctfc ctfo ctic ctol ctor ctot ctrc ctrl fccf fcic fcii fcot fcto ffcc ffff ffii ffrr fftf ficc fico fict fifc fiff fifi fifo fift fiii fiil fili fill filo fior fitc fiti fitt flcl flic flii flit floc floo flor flot foci foco fofo foil folc foli foll folo folr folt foof fool foot for- fori forl foro forr fort foti foto fott frcc frfc fric fril frio frit frol frot ft-c ft-l ftfc ftii iccc iccf icci iccl icco iccr icct icll iclr icoc icor icrc icrf icrr icrt ifco ific ifil ifit ifor ifrf ifri ifto iiii iiio iiit iioi iioo iirc iitr iitt ilic ilio ilir ilit ill- illi illo illt iloc iloo ilot ioci iofc ioii ioio ioit iolo ioof iooi iooo iori iotf ioto ircc iri- iric iril irio iroc irrc irri irtf irti itic itif itil itll itof itoi itol itoo itor itrf itri ittf itto lccc lcfc lcfr lcor lcrl lctl lcto lfcc lico licr lict liff lifl lifo lift liii liir lili lill lilo lilt lio- lior lirc liri lirl liro lirr lirt liti litl lito litr litt llcc lllc llll lloc lloo locc loci loco loff lofi loft loic loif loir loit loli loll lolo looc loof lool loor loot lori loro loti lotl loto lotr lott lrfc lric lrif lroc lroi lrrc lrrr ltcc ltci ltfc lttc lttr occc occi occt oclc ocrl ocro ocrr oct- octi octo ofcl ofcr off- offc offo offr ofit ofor oici oiii oirt oitc oiti olcc olic olio olit olli ollo olof olor olot oocr ooff oolo oooo oort orci orco orff orfi ori- oric orif oril orio orit orlo oro- orof oror orot orri orro ortc orto otcl otfc otic otif otit oto- otof otoo otor otro otti otto rccc rcfc rcic rctc rcti rffc rffl rfic rftc ricc rico rict riff rift riif rill rilo riol riot riri riti ritl rito ritt rlif rocc roco rofc roff rofl rofo roif roil roio roir roit rolf roll rolo rolt roof rooi rool roor root rorc rori roro rort rotc roti rotl roto rotr rott rrfc rrif rrrr rtcc rtfc rtlt tccc tcfc tctc tfot tftc ticc tico tiff tifo tift tiit till tilo tilr tilt tiri tirl tiro tirr titc titi tito titt tlco tlli toci toco toff tofi tofo toft toil toit tol- toli toll tolo tolt toof tool toor toot torc torf tori toro torr tort totc toti toto totr tott trcc trcl trfc trfr tri- tric trif tril trio trit troc troi troo trot trtc trtr ttfc ttff tttt