cccc cccl cclc ccoc ccrc ccrl ccrt cctc cctl cctt cloo clor clot cloy clro cltc cly- coco coct col- coll colo colt coly cool coot cor- corc corl coro corr cort cory cotc coto cott coty coyl coyo coyr coyt crcc crcr croc crol croo cror crot croy crrt crtc crtl cry- cryo ctol ctor ctot ctrc ctrl cyc- cycc cycl cyl- cylc cyll cyrl cyrt cyt- cyto cyy- cyyc lccc lcor lcrl lctl lcto llcc lllc llll lloc lloo llyr locc loco loll lolo loly looc lool loor loot loro lory lotl loto lotr lott lroc lrrc lrrr lrry ltcc lttc lttr ltyr lyc- lyco lyly lyo- lyot lyro lyto lytt occc occt oclc ocrl ocro ocrr oct- octo octy olcc ollo olly olor olot olry oocr oolo oooo oort oory ooty orco orlo orly oro- oror orot oroy orro orry ortc orto otcl oto- otoo otor otoy otro otry otto otyr oyly rccc rctc rcyc rocc roco roll rolo rolt roly rool roor root rorc roro rort rory rotc rotl roto rotr rott roty royl royt rrrr rtcc rtlt ryot rytt ryyt tccc tctc tlco to-y toco tol- toll tolo tolt toly tool toor toot torc toro torr tort tory totc toto totr tott toty toyl toyo toyt trcc trcl troc troo trot troy trtc trtr try- tryo ttoy tttt ttyl tyco tyl- tyll tylo tyr- tyrl tyro tyrr tyto tytt tyty yccc yctc yoll yolo yoly yool yoot yoro yort yory yott yoyo yrly yyyy