c-cd cccc cccf ccci cccl cccu ccdc ccdf ccdi ccdr ccfc ccfd ccff ccfi ccfl ccic ccid ccii ccil ccir cclc ccli ccoc ccod ccrc ccrf ccri ccrl ccuc cd-r cddl cddr cdic cdii cdio cdli cfcf cfcl cfco cffr cfor cicc cici cico cicr cicu cidc cidi cidr ciff cifl ciid ciii cili cill cilo cior circ ciri cirl ciro cirr ciuc clcd cldc cldr clic clif clii clio clir clod clof cloo clor clou clrd clri clro clud coco cocu codd codi codl cofc coff cofi coif coil coir col- cold coli coll colo colu cood coof cool cor- corc cord corf cori corl coro corr coud coul cour crcc crcr crdc crfc crfl cric crif criu crlf croc crod crol croo cror crud cucc cuci cudi cufc cuff cufi cufo cui- cuif cuil cuir culc culd cull culo curd curf curi curl curo curr dccc dcci dccl dccu dcfc dcii dcil dcio dcli dddd ddlc ddoc ddrc dfcc dfco dfcu dfrf dfri dici dico didi dido didu dif- diff diii dilf dili dill dilo dioc diol dior diou dird dirl dirr dlco dlii dlil doci doco docu dod- dodd dodi dodo doff doid doil dold dolf doli doll dolo dolu dood doof dool door dorc dord dorf dori doro dorr doru douc doud douf doul dour drfc dric drif dril drod drof drol drou drui druu duco dudd dudo dudu dufc duff dufu duid duif duil duir dulc duli dull dulo dulu duo- duri duro duru duul duur fccf fcic fcii fdic fdlr fdoc ffcc ffff ffii ffrr ficc fico fidc fidf fido fifc fiff fifi fifo fiii fiil fild fili fill filo fior flcl fldr flic flid flii floc flod floo flor flou flud fluf fluo flur foci foco fofo foid foil folc fold foli foll folo folr food foof fool for- ford fori forl foro forr foud foul four frcc frfc fric frid fril frio frol frou fuc- fuci fudd fudi fufc fuff fufu fuid fuil fuir fuli full fulu fuor fur- furi furl furo furr iccc iccf icci iccl icco iccr iccu icdc icdd icdl icll iclr icoc icod icor icrc icrf icrr icru idcr iddo idfc idic idid idil idio idir idli idoc idol idrc idrf idro iduo ifcd ifco ific ifid ifil ifor ifrf ifri iicd iiii iiio iioi iioo iirc iiuc ilcd ilic ilio ilir ill- illd illi illo iloc iloo ilud ioci iod- iodd iodo iofc ioii ioio iolo ioof iooi iooo iori ircc ircd ircu irdc irdo irfu iri- iric irid iril irio iroc irod irrc irri irul iucc iuiu lccc lcdd lcdr lcfc lcfr lcor lcrd lcrl ldcf ldci ldif lfcc lfrd lico licr lidl lido liff lifl lifo liii liir lili lill lilo lilu lio- liod lior lirc lird liri lirl liro lirr liru liuf llcc lldc lllc llll lloc llod lloo llud locc loci loco locu lodi loff lofi loic loid loif loir loiu lold loli loll lolo looc lood loof lool loor lord lori loro loud loui loul lour louu lrdd lrfc lric lrif lroc lroi lrrc lrrr luci ludd ludi ludo luff lufu luif 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 ofcl ofcr ofdr off- offc offo offr offu ofid ofor oici oido oiii olcc olic olid olio olli ollo olof olor olur oocr oodi ooff ooid oold oolo oooo oord orci orco ordo ordu orff orfi orfu ori- oric orid orif oril orio orlo orlu oro- orof oror orri orro oucc oudc oufc ouff ouii ouir ould oulu our- ouro ouu- rccc rcdc rcfc rcic rcid rcrd rdio rdoc rfdi rffc rffl rfic rfid ricc rico ridc ridd ridi rido riff rifu riif rill rilo rilu riol riou riri rlif rocc roco rodd rodi rodo rofc roff rofl rofo roid roif roil roio roir roiu rold rolf roll rolo rood roof rooi rool roor rorc rori roro roru roud rouf roul rrfc rrif rrrr ruci rudd rudi rudl rudo rufc ruff rufo ruid ruif rull rulo rurc rurd ruri ruro ruru ruud ucci ucdc ucdd ucil ucio ucrc uddi udic udid udir udoo ufcu uirr ulcc ulco ulic ulli ullo ullr ulo- uloc ulul uocc uofl uofo uolc uor- urci urdu urff urfi uric urif uriu uro- urol uroo urri urur uulu uuoc uuri uuuu