c-cd cccc cccf ccci cccl cccu ccdc ccdf ccdi ccfc ccfd ccff ccfi ccfl ccic ccid ccii ccil cclc ccli ccoc ccod ccuc cddl cdic cdii cdio cdli cfcf cfcl cfco cicc cici cico cicu cidc cidi ciff cifl ciid ciii cili cill cilo ciuc clcd cldc clic clif clii clio clod clof cloo clou clud coco cocu codd codi codl cofc coff cofi coif coil col- cold coli coll colo colu cood coof cool coud coul cucc cuci cudi cufc cuff cufi cufo cui- cuif cuil culc culd cull culo dccc dcci dccl dccu dcfc dcii dcil dcio dcli dddd ddlc ddoc dfcc dfco dfcu dici dico didi dido didu dif- diff diii dilf dili dill dilo dioc diol diou dlco dlii dlil doci doco docu dod- dodd dodi dodo doff doid doil dold dolf doli doll dolo dolu dood doof dool douc doud douf doul duco dudd dudo dudu dufc duff dufu duid duif duil dulc duli dull dulo dulu duo- duul fccf fcic fcii fdic fdoc ffcc ffff ffii ficc fico fidc fidf fido fifc fiff fifi fifo fiii fiil fild fili fill filo flcl flic flid flii floc flod floo flou flud fluf fluo foci foco fofo foid foil folc fold foli foll folo food foof fool foud foul fuc- fuci fudd fudi fufc fuff fufu fuid fuil fuli full fulu iccc iccf icci iccl icco iccu icdc icdd icdl icll icoc icod iddo idfc idic idid idil idio idli idoc idol iduo ifcd ifco ific ifid ifil iicd iiii iiio iioi iioo iiuc ilcd ilic ilio ill- illd illi illo iloc iloo ilud ioci iod- iodd iodo iofc ioii ioio iolo ioof iooi iooo iucc iuiu lccc lcdd lcfc ldcf ldci ldif lfcc lico lidl lido liff lifl lifo liii lili lill lilo lilu lio- liod liuf llcc lldc lllc llll lloc llod lloo llud locc loci loco locu lodi loff lofi loic loid loif loiu lold loli loll lolo looc lood loof lool loud loui loul louu luci ludd ludi ludo luff lufu luif luli lull lulu occc occi oclc ocul odci oddd oddi odic odio odiu odoo odou ofcl off- offc offo offu ofid oici oido oiii olcc olic olid olio olli ollo olof oodi ooff ooid oold oolo oooo oucc oudc oufc ouff ouii ould oulu ouu- ucci ucdc ucdd ucil ucio uddi udic udid udoo ufcu ulcc ulco ulic ulli ullo ulo- uloc ulul uocc uofl uofo uolc uulu uuoc uuuu