c-cd cccc ccci cccl cccu ccdc ccdi ccic ccid ccii ccil cclc ccli ccoc ccod ccuc cddl cdic cdii cdio cdli cicc cici cico cicu cidc cidi ciid ciii cili cill cilo ciuc clcd cldc clic clii clio clod cloo clou clud coco cocu codd codi codl coil col- cold coli coll colo colu cood cool coud coul cucc cuci cudi cui- cuil culc culd cull culo dccc dcci dccl dccu dcii dcil dcio dcli dddd ddlc ddoc dici dico didi dido didu diii dili dill dilo dioc diol diou dlco dlii dlil doci doco docu dod- dodd dodi dodo doid doil dold doli doll dolo dolu dood dool douc doud doul duco dudd dudo dudu duid duil dulc duli dull dulo dulu duo- duul iccc icci iccl icco iccu icdc icdd icdl icll icoc icod iddo idic idid idil idio idli idoc idol iduo iicd iiii iiio iioi iioo iiuc ilcd ilic ilio ill- illd illi illo iloc iloo ilud ioci iod- iodd iodo ioii ioio iolo iooi iooo iucc iuiu lccc lcdd ldci lico lidl lido liii lili lill lilo lilu lio- liod llcc lldc lllc llll lloc llod lloo llud locc loci loco locu lodi loic loid loiu lold loli loll lolo looc lood lool loud loui loul louu luci ludd ludi ludo luli lull lulu occc occi oclc ocul odci oddd oddi odic odio odiu odoo odou oici oido oiii olcc olic olid olio olli ollo oodi ooid oold oolo oooo oucc oudc ouii ould oulu ouu- ucci ucdc ucdd ucil ucio uddi udic udid udoo ulcc ulco ulic ulli ullo ulo- uloc ulul uocc uolc uulu uuoc uuuu