c-cd cccc ccci cccl cccu ccdc ccdi ccdr ccic ccid ccii ccil ccir cclc ccli ccoc ccod ccrc ccri ccrl ccuc cd-r cddl cddr cdic cdii cdio cdli cicc cici cico cicr cicu cidc cidi cidr ciid ciii cili cill cilo cior circ ciri cirl ciro cirr ciuc clcd cldc cldr clic clii clio clir clod cloo clor clou clrd clri clro clud coco cocu codd codi codl coil coir col- cold coli coll colo colu cood cool cor- corc cord cori corl coro corr coud coul cour crcc crcr crdc cric criu croc crod crol croo cror crud cucc cuci cudi cui- cuil cuir culc culd cull culo curd curi curl curo curr dccc dcci dccl dccu dcii dcil dcio dcli dddd ddlc ddoc ddrc dici dico didi dido didu diii dili dill dilo dioc diol dior diou dird dirl dirr dlco dlii dlil doci doco docu dod- dodd dodi dodo doid doil dold doli doll dolo dolu dood dool door dorc dord dori doro dorr doru douc doud doul dour dric dril drod drol drou drui druu duco dudd dudo dudu duid duil duir dulc duli dull dulo dulu duo- duri duro duru duul duur iccc icci iccl icco iccr iccu icdc icdd icdl icll iclr icoc icod icor icrc icrr icru idcr iddo idic idid idil idio idir idli idoc idol idrc idro iduo iicd iiii iiio iioi iioo iirc iiuc ilcd ilic ilio ilir ill- illd illi illo iloc iloo ilud ioci iod- iodd iodo ioii ioio iolo iooi iooo iori ircc ircd ircu irdc irdo iri- iric irid iril irio iroc irod irrc irri irul iucc iuiu lccc lcdd lcdr lcor lcrd lcrl ldci lico licr lidl lido liii liir lili lill lilo lilu lio- liod lior lirc lird liri lirl liro lirr liru llcc lldc lllc llll lloc llod lloo llud locc loci loco locu lodi loic loid loir loiu lold loli loll lolo looc lood lool loor lord lori loro loud loui loul lour louu lrdd lric lroc lroi lrrc lrrr luci ludd ludi ludo luli lull lulu lurd luri occc occi oclc ocrl ocro ocrr ocul ocur odci oddd oddi odic odio odir odiu odoo odor odou odrl odur oici oido oiii olcc olic olid olio olli ollo olor olur oocr oodi ooid oold oolo oooo oord orci orco ordo ordu ori- oric orid oril orio orlo orlu oro- oror orri orro oucc oudc ouii ouir ould oulu our- ouro ouu- rccc rcdc rcic rcid rcrd rdio rdoc ricc rico ridc ridd ridi rido rill rilo rilu riol riou riri rocc roco rodd rodi rodo roid roil roio roir roiu rold roll rolo rood rooi rool roor rorc rori roro roru roud roul rrrr ruci rudd rudi rudl rudo ruid rull rulo rurc rurd ruri ruro ruru ruud ucci ucdc ucdd ucil ucio ucrc uddi udic udid udir udoo uirr ulcc ulco ulic ulli ullo ullr ulo- uloc ulul uocc uolc uor- urci urdu uric uriu uro- urol uroo urri urur uulu uuoc uuri uuuu