cccc cccl cccu cclc ccoc ccrc ccrl ccuc cloo clor clou cloy clro cly- coco cocu col- coll colo colu coly cool cor- corc corl coro corr cory coul cour couy coyl coyo coyr crcc crcr croc crol croo cror croy cry- cryo cucc culc cull culo curl curo curr cury cuy- cuyl cuyo cuyr cyc- cycc cycl cyl- cylc cyll cyrl cyul cyy- cyyc lccc lcor lcrl llcc lllc llll lloc lloo llyr locc loco locu loll lolo loly looc lool loor loro lory loul lour louu lroc lrrc lrrr lrry lucy lull lulu lury lyc- lyco lyly lyo- lyro occc oclc ocrl ocro ocrr ocul ocur olcc ollo olly olor olry olur oocr oolo oooo oory orco orlo orlu orly oro- oror oroy orro orry oucc oulu our- ouro ouu- ouyr oyly oyou rccc rcyc rocc roco roll rolo roly rool roor rorc roro roru rory roul rouy royl rrrr rull rulo ruly ruoy rurc ruro ruru ruyl ucrc ulcc ulco ullo ullr ully ulo- uloc ulul uocc uolc uor- urcy uro- urol uroo urry urur uulu uuoc uuuu yccc yoll yolo yoly yool yoro yory youl your yoyo yrly yulo yulu yury yuyu yyyy