-ic c-- ccc ccd ccf cci cco ccr ccs cdc cdd cdf cdi cdo cdr cds cfc cfd cff cfi cfo cfr cfs ci- cic cid cif cii cio cir cis co- coc cod cof coi coo cor cos crc crd crf cri cro crr crs csc csd csf csi cso csr css dcc dcd dcf dci dco dcr dcs ddc ddd ddf ddi ddo ddr dds dfc dfd dff dfi dfo dfr dfs di- dic did dif dii dio dir dis doc dod dof doi doo dor dos drc drd dri dro drr drs dsc dsd dsf dsi dso dsr dss fcc fcd fcf fci fco fcr fcs fdc fdd fdf fdi fdo fdr fds ffc ffd fff ffi ffo ffr ffs fic fid fif fii fir fis foc fof foi foo for fos frc frd frf fri fro frr frs fsc fsd fsf fsi fso fsr fss i-d i-f icc icd icf ici ico icr ics idc idd idf idi ido idr ids ifc ifd iff ifi ifo ifr ifs iic iid iif iii iio iir iis io- ioc iod iof ioi ioo ior ios ir- irc ird irf iri iro irr irs is- isc isd isf isi iso isr iss o-i oc- occ ocd ocf oci oco ocr ocs odc odd odf odi odo odr ods of- ofc ofd off ofi ofo ofr ofs oic oid oif oii oio oir ois oo- ooc ood oof ooi ooo oor oos or- orc ord orf ori oro orr ors os- osc osd osf osi oso osr oss rcc rcd rcf rci rco rcr rcs rdc rdd rdf rdi rdo rdr rds rfc rfd rff rfi rfo rfr rfs ric rid rif rii rio rir ris roc rod rof roi roo ror ros rrc rrd rrf rri rrr rrs rsc rsd rsf rsi rso rsr rss scc scd scf sci sco scr scs sdc sdd sdf sdi sdo sdr sds sfc sfd sff sfi sfo sfr sfs sic sid sif sii sio sir sis soc sod sof soi soo sor sos sr- src srd srf sri sro srr srs ss- ssc ssd ssf ssi sso ssr sss

c-cd cccc cccf ccci cccs ccdc ccdf ccdi ccdr ccds ccfc ccfd ccff ccfi ccic ccid ccii ccir ccis ccoc ccod ccrc ccrf ccri ccrs ccsd ccsf ccsi ccss cd-r cdcs cddr cdfs cdic cdii cdio cdis cdos cdrs cdss cfcf cfco cfcs cfds cffr cfor cfos cfsi cicc cici cico cicr cics cidc cidi cidr cids ciff cifs ciid ciii ciis cior cios circ ciri ciro cirr cirs cis- cisc cisd cisr ciss coco codd codi cods cofc coff cofi cofs coif coir cois cood coof coos cor- corc cord corf cori coro corr cors cosc cosi coso coss crcc crcr crdc crfc crfs cric crif cris croc crod croo cror crss cscc cscd cscf csci csco cscr cscs csdr csfc csfr csid csio csir csis csor csos csrc csrd csrs cssd cssr dccc dcci dccs dcds dcfc dcfs dcii dcio dcis dcos dcsc dcss dddd ddoc ddrc ddss dfcc dfco dfcs dfds dfrf dfri dici dico didi dido dids dif- diff difs diii diis dioc dior dios dird dirr dirs dis- disc disd disi diso diss doci doco docs dod- dodd dodi dodo dods doff doid dois dood doof door doos dorc dord dorf dori doro dorr dors dosi doso doss drfc dric drif drod drof drrs dscc dscr dscs dsdr dsfc dsif dsos dsrc dsri dsrr dssc dssi fccf fcds fcic fcii fcsc fdic fdoc fdos ffcc ffff ffii ffrr ffss ficc fico fics fidc fidf fido fids fifc fiff fifi fifo fiii fior fios firs fisc fisd fisi fiss foci foco focs fofo foid fois food foof foos for- ford fori foro forr fors fosi foso foss frcc frfc fric frid frio fris fros frsc frso fscc fsfi fsfo fssc fssf iccc iccf icci icco iccr iccs icdc icdd icis icoc icod icor icos icrc icrf icrr icrs icsc icsd icsi icsr icss idcr iddo idfc idic idid idio idir idis idoc idos idrc idrf idro idsc idsf idso idss ifcd ifco ific ifid ifis ifor ifrf ifri ifsc ifso iicd iiii iiio iiis iioi iioo iios iirc iirs iisc iisd iisi iisr ioci iod- iodd iodo iofc ioii ioio ioof iooi iooo ioos iori iors ioso ircc ircd ircs irdc irdo irds iri- iric irid irio iris iroc irod irrc irri irrs irsf iscc iscd isci isco iscr iscs isdc isds isfc isic isis iso- isoc isof isor isos isri issc issf issi isso issr isss occc occi ocds ocis ocos ocro ocrr ocrs odci oddd oddi odds odic odio odir odis odoo odor odos odso ofcr ofdr off- offc offo offr offs ofid ofor oici oido oids oiii oios oisc oisd oocr oodi ooff oofs ooid oooo ooos oord oosi orci orco orcs ordo ords orff orfi orfs ori- oric orid orif orio oris oro- orof oror oros orri orro orrs orsi orso oscc osci osco osdi osii osis osoi osoo osor osos osrd osro ossd ossi osso rccc rccs rcdc rcds rcfc rcic rcid rcis rcos rcrd rcsc rcsd rcsi rcss rdio rdoc rdos rdso rfdi rfds rffc rfic rfid ricc rico rics ridc ridd ridi rido rids riff rifs riif riis rios riri rirs risc risd risi riso riss rocc roco rocs rodd rodi rodo rods rofc roff rofo roid roif roio roir rois rood roof rooi roor roos rorc rori roro rosc rosi roso ross rrfc rrif rrrr rscc rscs rsdd rsds rsfc rsid rsis rsos s-ic s-ii s-os sccc sccs scdc scdf scds scfc scfi sci- scic scid scif scio scir scis scoo scor scr- scrc scri scrs scsc scsd scsi scso scsr sdcc sdco sddc sdds sdfc sdic sdif sdio sdrc sdrs sdsc sdsf sdss sfcc sfco sfcs sfdc sffc sfio sfor sfos sfrc sfro sfss sicc sici sico sics sidd sidi sido sidr sids siff sifo sifr siod sior sios sirc sirf siri siro sirr sirs sisc sisd sisi siss soci