c-cd cccc ccci cccp cccs ccdc ccdi ccdp ccdr ccds ccic ccid ccii ccip ccir ccis ccoc ccod ccpp ccpr ccps ccrc ccri ccrp ccrs ccsd ccsi ccsp ccss cd-r cdcs cddr cdic cdii cdio cdis cdos cdps cdrs cdss cicc cici cico cicr cics cidc cidi cidp cidr cids ciid ciii ciis cior cios cipo cipp cips circ ciri ciro cirr cirs cis- cisc cisd cisp cisr ciss coco cocp codd codi cods coip coir cois cood coop coos copd copi copo copp copr cops cor- corc cord cori coro corp corr cors cosc cosi coso cosp coss cpcs cpic cpio cpos cppd cpps cpri cprs cpsc cpso cpsr crcc crcr crdc cric crip cris croc crod croo crop cror crpc crps crsp crss cscc cscd csci csco cscr cscs csdp csdr csid csio csir csis csor csos cspc cspd cspi csps csrc csrd csrs cssd cssr dccc dcci dccp dccs dcds dcii dcio dcis dcop dcos dcpo dcps dcsc dcss dddd ddoc ddpo ddps ddrc ddss dici dico didi dido dids diii diis dioc diop dior dios dipc dipo dipp dips dird dirr dirs dis- disc disd disi diso disp diss doci doco docs dod- dodd dodi dodo dods doid dois dood doop door doos dopo dopp dopr dops dorc dord dori doro dorp dorr dors dosi doso doss dpci dpcp dpos dppc dpsd dric drip drod drop drrs drsp dscc dscp dscr dscs dsdp dsdr dsip dsos dsps dsrc dsri dsrp dsrr dssc dssi dssp iccc icci icco iccp iccr iccs icdc icdd icdp icis icoc icod icor icos icpc icpd icpo icps icrc icrr icrs icsc icsd icsi icsp icsr icss idcr iddo idic idid idio idir idis idoc idos idps idrc idro idsc idso idss iicd iiii iiio iiis iioi iioo iiop iios iirc iirs iisc iisd iisi iisp iisr ioci iocp iod- iodd iodo ioii ioio iooi iooo ioos iops iori iors ioso ipcc ipcs ipdc ipdi ipid ipod ipop ipos ippc ippo ippr ipri ipsc ipsi ipso ipsp ipss ircc ircd ircs irdc irdo irdp irds iri- iric irid irio irip iris iroc irod irop irpc irps irrc irri irrs irsp iscc iscd isci isco iscp iscr iscs isdc isds isic isis iso- isoc isop isor isos ispc ispr isps isri isrp issc issi isso issp issr isss occc occi ocds ocis ocos ocpd ocpp ocro ocrr ocrs odci oddd oddi odds odic odio odir odis odoo odop odor odos odrp odso oici oido oids oiii oios oipc oisc oisd oocr oodi ooid oooo ooos oops oord oosi opds opic opii opio opis opo- opor opos oppi oppo opps opsi orci orco orcs ordo ords ori- oric orid orio oris oro- oror oros orpc orpi orps orri orro orrs orsi orso oscc osci osco osdi osii osip osis osoi osoo osor osos osrd osro ossd ossi osso pccc pccs pcip pcod pcos pcpp pcps pcrc pcrd pcso pdci pdcp pdic pdoc pdos pdpr pdrc pdrs pdsd pdss picc pici pico picr pics pido pids piip pipi pipo pipp pips pirc piri piro pirr pirs pisd pisi piso piss pocd poco pocs pod- podd podi podo pods poid poio pois pood poop poor poos pop- popc popi popo popp pops porc pori poro porr pors posi poso poss ppcc ppcd ppci ppcs ppds ppic ppid ppod ppos pppd pppo pppp ppps pprc ppss prcc prcd prcp prcs pri- prid prii pris pro- proc prod proo prop pros prpd prps prrd prri prrs prsc prsd prsi prso prss psci psco psdc psdi psdp psdr psds psid psip psis psoc psoi psos pspi pspp pspr psps psrd psrp pssc psso rccc rccs rcdc rcds rcic rcid rcis rcos rcpd rcpi rcpo rcps rcrd rcsc rcsd rcsi rcss rdio rdoc rdos rdpc rdso ricc rico rics ridc ridd ridi rido rids riis rios ripd ripi ripp ripr rips riri rirs risc risd risi riso risp riss rocc roco rocs rodd rodi rodo rods roid roio roir rois rood rooi roop roor roos ropo rops rorc rori roro rosc rosi roso rosp ross rpcs rpdp rpii rpos rpps rrrr rrsp rscc rscs rsdd rsds rsid rsis rsos rspo rsps s-ic s-ii s-os sccc sccp sccs scdc scdp scds sci- scic scid scio scip scir scis scoo scop scor scpi scpo scps scr- scrc scri scrs scsc scsd scsi scso scsr sdcc sdco sddc sdds sdic sdio sdpr sdps sdrc sdrs sdsc sdss sicc sici sico sicp sics sidd sidi sido sidr sids siod siop sior sios sipc sipi sipo sipp sips sirc siri siro sirp sirr sirs sisc sisd sisi siss soci soco socr socs sodd sodo sods soic soir sois sood soop soor soos sopd sopi sopo sopp sops sord sori soro sorr sors sosi soso soss spcc spco spcs spdc spdp spdr spic spio spip spir spis spoc spod spoo spop spor spos sppd spps sprd spri spro sprs spsd spso spsp spss srcc sris sros srpc srps srsd srsp sscc ssci sscp sscs ssdc ssdd ssdp ssid ssis ssoc ssop sspc sspo ssps ssrc ssri ssrs sssc sssi ssss