c-cd cccc ccci cccp ccdc ccdi ccdn ccdp ccdr ccic ccid ccii ccip ccir ccnc ccni ccnp ccnr ccoc ccod ccpn ccpp ccpr ccrc ccri ccrp ccrt cctc cctt cd-r cddr cdic cdii cdio cdnc cdon cdot cicc cici cico cicr cict cidc cidi cidp cidr cidt ciid ciii ciit cin- cinc cind cini cino cint cion cior cipo cipp circ ciri ciro cirr cirt citi cito citp citt cnci cnco cncp cndd cndp cnic cnid cnrc cnrr cnrt cntc cntr coco cocp coct codd codi coin coip coir coit con- conc cond coni conn cono cont cood coon coop coot copd copi copo copp copr copt cor- corc cord cori corn coro corp corr cort cotc coti cotn coto cott cpic cpio cpni cpnt cppd cpri cprt cptp cptr crcc crcr crdc cric crin crip crit croc crod cron croo crop cror crot crpc crrt crtc crtp ctcp ctic ctor ctot ctpo ctpp ctrc ctrn ctrp cttn dccc dcci dccp dcct dcii dcio dcon dcop dcpo dctc dddd ddoc ddot ddpo ddrc dici dico dict didi dido diii din- dinc dini dinn dino dint dioc dion diop dior diot dipc dipn dipo dipp dipt dird dirr dirt diti dito ditt dnic dnoc dnpo dnrc dntp dntt doci doco doct dod- dodd dodi dodo doid doin doit donc dond doni donn dono donp donr dont dood doon doop door doot dopo dopp dopr dopt dorc dord dori dorn doro dorp dorr dort dotd doti doto dott dpci dpcp dpdt dpin dpni dppc dric drin drip drit drno drod dron drop drot dtcc dtdp dtor dtot dttp i-no iccc icci iccn icco iccp iccr icct icdc icdd icdp icnc icoc icod icon icor icpc icpd icpo icrc icrr icrt ictp idcr iddo idic idid idin idio idir idno idoc idon idrc idro idtp iicd iiii iiio iiit iino iioi iioo iiop iirc iitr iitt incd inci inco incr ind- indc indi indo inid init inni inno innr ino- inoi inon inor inot inp- inpi inpp inpt inri inro intd inti intn into intp intr ioci iocp iod- iodd iodo ioii ioio ioit ioni ionn iono iooi iooo iori ioto ipcc ipct ipdc ipdi ipid ipin ipod ipop ippc ippo ippr ipri iptc ipto ircc ircd irdc irdo irdp iri- iric irid irin irio irip iroc irod iron irop irpc irrc irri irti irtp itdo itic itin itno itoi iton itoo itor itpc itri itto n-ii nccc ncci nccn nccp nccr ncct ncdc ncdn ncdr ncid ncip ncit ncnc ncnd ncoc ncor ncpc ncrc ncri ncrp nctc nctr ndcc ndcp nddo ndic ndnp ndnt ndoc ndop ndor ndpd ndpr ndrc ndri ndtc nicc nicd nici nico nidd nidi nido niip niir niit nind nini nino nion nioo nipc nipr nipt niro nirt nitc niti nito nitr nnit nnnn nnot nnpi nnpr nntn noci noco noct nodi nodo noid noin noio noir noit non- noni nonn nono nont noo- noon nooo noop noor noot nor- norc nord nori norn noro norr nort not- noti noto nott npcc npic npin nppc nppd npri nprt nptc nptn nrdc nric nroc nron nrpc nrpn nrrc nrrd ntcc ntnd ntop ntpc ntpd ntrc ntto nttr occc occi occn occt ocin ocon ocpd ocpp ocro ocrr oct- octi octo odci oddd oddi odic odin odio odir odon odoo odop odor odot odrp oici oido oiii oint oion oipc oirt oitc oiti onc- oncd onco onct ondi ondo onic onir onit onni onno onod onon onor onpt ont- ontc onti onto oocr oodi ooid oont oooo oord oort ootp opic opii opin opio opit opo- opon opor oppi oppo opti optn opto orci orco ordn ordo ori- oric orid orin orio orit ornc orni orno oro- oron oror orot orpc orpi orri orro ortc orto otcd otic otin otit oto- oton otoo otor otpp otro otti otto pccc pcin pcip pcnt pcod pcpn pcpp pcrc pcrd pdci pdcp pdic pdoc pdpn pdpr pdrc pdtc picc pici pico picr pict pido piip pinc pind pini pinn pino pinp pint pion piot pipi pipo pipp pirc piri pirn piro pirr piti pito pitr pitt pnic pnin pnon pnot pnpo pnpp pnro pntd pntr pocd poco pod- podd podi podo poid poin poio ponc pond poni pono ponp pont pood poon poop poor poot pop- popc popi popo popp popt porc pori porn poro porr port potc potd poti poto pott ppcc ppcd ppci ppic ppid ppod pppd pppn pppo pppp pprc pptn pptt prcc prcd prcp pri- prid prii prin prnd prnp pro- proc prod pron proo prop prot prpd prrd prri prtc prti prtp prtr ptcc ptdc ptop ptpd ptrd pttc rccc rcdc rcic rcid rcnr rcon rcpd rcpi rcpo rcpt rcrd rctc rcti rdio rdoc rdpc ricc rico rict ridc ridd ridi rido riin rind rinn rino rion riot ripd ripi ripp ripr ript riri riti rito ritt rnco rncp rndc rndp rnin rnnt rnod rnot rntd rntp rocc roco rodd rodi rodo roid roin roio roir roit ronc rond roni rono ront rood rooi roon roop roor root ropo rorc rori roro rort rotc roti rotn roto rotr rott rpdp rpii rpon rppn rptd rptn rrrr rtcc rtdt rtnd rttp tccc tcdd tcnn tcon tcpo tctc tdor tdri ticc tico tidc tidd tiit tinc tind tini tinn tino tint tion tiop tip- tipc tipi tipo tipp tipt tird tiri tiro tirr titc titi tito titp titt tncc tndd toci toco todd todi todo todt toid toit toni tonn tono tood toon toor toot top- topd topi topo topp topt torc tord tori torn toro torp torr tort totc totd toti toto totr tott tpcd tpcp tpir tpon tppd tppp tppr tptp tptr trcc tri- tric trin trio trip trit trno troc trod troi tron troo trop trot trpc trpn trpp trtc trtr ttcn ttcp tton ttop tttt