c-cd cccc ccci cccl cccp ccdc ccdi ccdp ccdr ccic ccid ccii ccil ccip ccir cclc ccli ccoc ccod ccpl ccpp ccpr ccrc ccri ccrl ccrp cd-r cddl cddr cdic cdii cdio cdli cicc cici cico cicr cidc cidi cidp cidr ciid ciii cili cill cilo cilp cior cipo cipp circ ciri cirl ciro cirr clcd cldc cldr clic clii clio clip clir clod cloo clop clor clpp clrd clri clro coco cocp codd codi codl coil coip coir col- cold coli coll colo colp cood cool coop copd copi copo copp copr cor- corc cord cori corl coro corp corr cpdl cpic cpio cplc cppd cpri crcc crcr crdc cric crip croc crod crol croo crop cror crpc dccc dcci dccl dccp dcii dcil dcio dcli dcop dcpl dcpo dddd ddlc ddoc ddpo ddrc dici dico didi dido diii dili dill dilo dioc diol diop dior dipc dipl dipo dipp dird dirl dirr dlco dlii dlil doci doco dod- dodd dodi dodo doid doil dold doli doll dolo dolp dood dool doop door dopo dopp dopr dorc dord dori doro dorp dorr dpci dpcp dpll dppc dric dril drip drod drol drop iccc icci iccl icco iccp iccr icdc icdd icdl icdp icll iclp iclr icoc icod icor icpc icpd icpo icrc icrr idcr iddo idic idid idil idio idir idli idoc idol idrc idro iicd iiii iiio iioi iioo iiop iirc ilcd ilic ilio ilir ill- illd illi illo illp iloc iloo ilpr ioci iocp iod- iodd iodo ioii ioio iolo iooi iooo iopl iori ipcc ipdc ipdi ipid ipil iplo ipod ipop ippc ippo ippr ipri ircc ircd irdc irdo irdp iri- iric irid iril irio irip iroc irod irop irpc irrc irri lccc lcdd lcdp lcdr lcor lcpc lcpd lcpl lcrd lcrl ldci lddp ldpc lico licr lidl lido liii liir lili lill lilo lio- liod lior lip- lipc lipi lipl lipo lipp lirc lird liri lirl liro lirp lirr llcc lldc lldp lllc llll lloc llod lloo locc loci loco lodi loic loid loir lold loli loll lolo looc lood lool loop loor lopi lopp lord lori loro lpod lppl lprp lrdd lric lroc lroi lrrc lrrr occc occi oclc ocpd ocpp ocrl ocro ocrr odci oddd oddi odic odio odir odoo odop odor odrl odrp oici oido oiii oipc olcc olic olid olio olli ollo olor olpc oocr oodi ooid oold oolo oooo oord opic opii opio opo- opor oppi oppo orci orco ordo ori- oric orid oril orio orlo oro- oror orpc orpi orri orro pccc pccl pcip pcll pclo pcod pcpp pcrc pcrd pcrl pdci pdcp pdic pdlc pdoc pdpr pdrc picc pici pico picr pido piip pil- pild pili pill pilo pipi pipo pipp pirc piri pirl piro pirr plcc plid plio plip ploc plod ploo plop plpp plri pocd poco pod- podd podi podo poid poil poio pold poli poll polo pood pool poop poor pop- popc popi popo popp porc pori poro porr ppcc ppcd ppci ppic ppid ppli pplo ppod pppd pppo pppp pprc prcc prcd prcp pri- prid prii prlr pro- proc prod prol proo prop prpd prrd prri rccc rcdc rcic rcid rcpd rcpi rcpo rcrd rdio rdoc rdpc ricc rico ridc ridd ridi rido rill rilo rilp riol ripd ripi ripl ripp ripr riri rocc roco rodd rodi rodo roid roil roio roir rold roll rolo rolp rood rooi rool roop roor ropo rorc rori roro rpdp rpii rrrr