-ic c-- ccc ccd cci cco ccp ccr ccs cdc cdd cdi cdo cdp cdr cds ci- cic cid cii cio cip cir cis co- coc cod coi coo cop cor cos cpc cpd cpi cpo cpp cpr cps crc crd cri cro crp crr crs csc csd csi cso csp csr css dcc dcd dci dco dcp dcr dcs ddc ddd ddi ddo ddp ddr dds di- dic did dii dio dip dir dis doc dod doi doo dop dor dos dpc dpd dpi dpo dpp dpr dps drc drd dri dro drp drr drs dsc dsd dsi dso dsp dsr dss i-d icc icd ici ico icp icr ics idc idd idi ido idp idr ids iic iid iii iio iip iir iis io- ioc iod ioi ioo iop ior ios ipc ipd ipi ipo ipp ipr ips ir- irc ird iri iro irp irr irs is- isc isd isi iso isp isr iss o-i oc- occ ocd oci oco ocp ocr ocs odc odd odi odo odp odr ods oic oid oii oio oip oir ois oo- ooc ood ooi ooo oop oor oos op- opc opd opi opo opp opr ops or- orc ord ori oro orp orr ors os- osc osd osi oso osp osr oss p-p pcc pcd pci pco pcp pcr pcs pdc pdd pdi pdo pdp pdr pds pic pid pii pio pip pir pis poc pod poi poo pop por pos ppc ppd ppi ppo ppp ppr pps prc prd pri pro prp prr prs ps- psc psd psi pso psp psr pss rcc rcd rci rco rcp rcr rcs rdc rdd rdi rdo rdp rdr rds ric rid rii rio rip rir ris roc rod roi roo rop ror ros rpc rpd rpi rpo rpp rpr rps rrc rrd rri rrp rrr rrs rsc rsd rsi rso rsp rsr rss scc scd sci sco scp scr scs sdc sdd sdi sdo sdp sdr sds sic sid sii sio sip sir sis soc sod soi soo sop sor sos spc spd spi spo spp spr sps sr- src srd sri sro srp srr srs ss- ssc ssd ssi sso ssp ssr sss

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