c-cd cccc cccl cccu ccdc ccdr cclc ccoc ccod ccrc ccrl ccrt cctc cctl cctt ccuc ccut cd-r cddl cddr cdot clcd cldc cldr clod cloo clor clot clou clrd clro cltc clud clut coco coct cocu codd codl col- cold coll colo colt colu cood cool coot cor- corc cord corl coro corr cort cotc coto cott cotu coud coul cour cout crcc crcr crdc croc crod crol croo cror crot crrt crtc crtl crud crut ctol ctor ctot ctrc ctrl cucc culc culd cull culo cult curd curl curo curr curt cut- cutc cuto cutt dccc dccl dcct dccu dctc dddd ddlc ddoc ddot ddrc dlco doco doct docu dod- dodd dodo dold doll dolo dolt dolu dood dool door doot dorc dord doro dorr dort doru dotd doto dott douc doud doul dour dout drod drol drot drou drut druu dtcc dtor dtot dtrl duco duct dudd dudo dudu dulc dull dulo dult dulu duo- duro durt duru duul duur duut lccc lcdd lcdr lcor lcrd lcrl lctl lcto llcc lldc lllc llll lloc llod lloo llud locc loco locu lold loll lolo looc lood lool loor loot lord loro lotd lotl loto lotr lott loud loul lour lout louu lrdd lroc lrrc lrrr ltcc lttc lttr ltuc ludd ludo lull lulu lurd lurt occc occt oclc ocrl ocro ocrr oct- octo ocul ocur oddd odoo odor odot odou odrl odtu odur olcc ollo olor olot oltu olur oocr oold oolo oooo oord oort orco ordo ordu orlo orlu oro- oror orot orro ortc orto otcd otcl oto- otoo otor otro otto ottu otur oucc oudc ould oulu our- ouro ourt out- outo ouu- rccc rcdc rcrd rctc rdoc rldt rocc roco rodd rodo rold roll rolo rolt rood rool roor root rorc roro rort roru rotc rotl roto rotr rott roud roul rout rrrr rtcc rtdt rtlt ruct rudd rudl rudo rull rulo rurc rurd ruro ruru rutl ruto rutt rutu ruud tccc tccu tcdd tctc tcul tdor tlco tldr toco todd todo todt todu tol- told toll tolo tolt tolu tood tool toor toot torc tord toro torr tort toru totc totd toto totr tott toul tour tout trcc trcl troc trod troo trot trou trtc trtr truc trud trut truu tttt ttul tucc tuco tudu tull tulo tulu tuor turc turd turo turr turt turu tutl tuto tutt tutu tuuo ucdc ucdd ucrc ucut udoo udot ulcc ulco ullo ullr ulo- uloc ulto ultt ulul uocc uolc uor- urdu uro- urol uroo urur urut utor utto uttu uulu uuoc uuuu