c-cd cccc cccl cccu ccdc cclc ccoc ccod cctc cctl cctt ccuc ccut cddl cdot clcd cldc clod cloo clot clou cltc clud clut coco coct cocu codd codl col- cold coll colo colt colu cood cool coot cotc coto cott cotu coud coul cout ctol ctot cucc culc culd cull culo cult cut- cutc cuto cutt dccc dccl dcct dccu dctc dddd ddlc ddoc ddot dlco doco doct docu dod- dodd dodo dold doll dolo dolt dolu dood dool doot dotd doto dott douc doud doul dout dtcc dtot duco duct dudd dudo dudu dulc dull dulo dult dulu duo- duul duut lccc lcdd lctl lcto llcc lldc lllc llll lloc llod lloo llud locc loco locu lold loll lolo looc lood lool loot lotd lotl loto lott loud loul lout louu ltcc lttc ltuc ludd ludo lull lulu occc occt oclc oct- octo ocul oddd odoo odot odou odtu olcc ollo olot oltu oold oolo oooo otcd otcl oto- otoo otto ottu oucc oudc ould oulu out- outo ouu- tccc tccu tcdd tctc tcul tlco toco todd todo todt todu tol- told toll tolo tolt tolu tood tool toot totc totd toto tott toul tout tttt ttul tucc tuco tudu tull tulo tulu tutl tuto tutt tutu tuuo ucdc ucdd ucut udoo udot ulcc ulco ullo ulo- uloc ulto ultt ulul uocc uolc utto uttu uulu uuoc uuuu