c-- ccc ccf cco ccp ccr ccs cct cfc cff cfo cfp cfr cfs cft co- coc cof coo cop cor cos cot cpc cpf cpo cpp cpr cps cpt crc crf cro crp crr crs crt csc csf cso csp csr css cst ctc ctf cto ctp ctr cts ctt fcc fcf fco fcp fcr fcs fct ffc fff ffo ffp ffr ffs fft foc fof foo fop for fos fot fpc fpo fpp fpr fps fpt frc frf fro frp frr frs frt fsc fsf fso fsp fsr fss fst ftc ftf fto ftp ftr fts ftt oc- occ ocf oco ocp ocr ocs oct of- ofc off ofo ofp ofr ofs oft oo- ooc oof ooo oop oor oos oot op- opc opf opo opp opr ops opt or- orc orf oro orp orr ors ort os- osc osf oso osp osr oss ost ot- otc otf oto otp otr ots ott p-p pcc pcf pco pcp pcr pcs pct pfc pff pfo pfp pfr pfs pft poc pof poo pop por pos pot ppc ppf ppo ppp ppr pps ppt prc prf pro prp prr prs prt ps- psc psf pso psp psr pss pst pt- ptc ptf pto ptp ptr pts ptt rcc rcf rco rcp rcr rcs rct rfc rff rfo rfp rfr rfs rft roc rof roo rop ror ros rot rpc rpf rpo rpp rpr rps rpt rrc rrf rrp rrr rrs rrt rsc rsf rso rsp rsr rss rst rtc rtf rto rtp rtr rts rtt scc scf sco scp scr scs sct sfc sff sfo sfp sfr sfs sft soc sof soo sop sor sos sot spc spf spo spp spr sps spt sr- src srf sro srp srr srs srt ss- ssc ssf sso ssp ssr sss sst stc stf sto stp str sts stt tcc tcf tco tcp tcr tcs tct tfc tff tfo tfp tfr tfs tft to- toc tof too top tor tos tot tpc tpf tpo tpp tpr tps tpt trc trf tro trp trr trs trt tsc tsf tso tsp tsr tss tst ttc ttf tto ttp ttr tts ttt

cccc cccf cccp cccs ccfc ccff ccoc ccpp ccpr ccps ccrc ccrf ccrp ccrs ccrt ccsf ccsp ccss ccst cctc cctt cfcf cfco cfcs cffr cfor cfos cfpo cfpr cfps cfrp cfrt cftc cftr coco cocp coct cofc coff cofs coft coof coop coos coot copo copp copr cops copt cor- corc corf coro corp corr cors cort cosc coso cosp coss cost cotc coto cots cott cpcs cpff cpft cpos cpps cprs cprt cpsc cpso cpsr cptp cptr cpts crcc crcr crfc crfs croc croo crop cror crot crpc crps crrt crsp crss crst crtc crtf crtp crts cscc cscf csco cscr cscs csfc csfr csor csos csot cspc csps cspt csrc csrs cssr cstc csto cstr csts ctcf ctcp ctfc ctfo ctfs ctor ctos ctot ctpo ctpp ctps ctrc ctrp ctrs ctsc ctss ctts fccf fccp fcot fcps fcsc fcst fcto ffcc ffff ffps ffrr ffss fftf foco focs fofo foof foos foot fopp fops for- foro forr fors fort foso foss fost foto fotp fots fott fp-c fpcc fpct fprf frcc frcp frfc frop fros frot frps frsc frso frst fscc fsfo fspc fspf fssc fssf fssp ft-c ftfc ftop ftos ftps ftrs ftsr occc occt ocfp ocos ocpp ocro ocrr ocrs oct- octo octs ofcr off- offc offo offr offs ofor ofst oftp oocr ooff oofs oooo ooos oops oort oost ootp oots opo- opor opos oppo opps opto opts orco orcs orff orfs oro- orof oror oros orot orpc orps orro orrs orso ortc orto orts oscc osco osoo osor osos osro osso ostc ostr osts otfc otfp oto- otof otoo otor otos otpp otro otrs otso otto otts pccc pccs pcfc pcos pcpp pcps pcrc pcrf pcso pcts pfcs pfff pffr pfft pfps poco pocs poff poof poop poor poos poot pop- popc popo popp pops popt porc poro porr pors port poso poss post potc potf poto pots pott ppcc ppcs ppos pppo pppp ppps pprc pprf ppsf ppss ppts pptt prcc prcf prcp prcs prfc prfs pro- proc prof proo prop pros prot prps prrs prsc prso prss prtc prtp prtr psco psfs psoc psos pspp pspr psps psrp pssc psso psst psts ptcc ptop ptrf pttc rccc rccs rcfc rcos rcpo rcps rcpt rcsc rcss rctc rcts rffc rftc rocc roco rocs rofc roff rofo roof roop roor roos root ropo rops rorc roro rort rosc roso rosp ross rost rotc roto rotr rots rott rpcs rpfc rpof rpos rpps rpts rrfc rrrr rrsp rscc rscs rsfc rsos rspo rsps rstp rsts rtcc rtfc rtps rtss rttp rtts s-os sccc sccp sccs scct scfc scoo scop scor scot scpo scps scpt scr- scrc scrs scsc scso scsr scst sctc scto sctr scts sfcc sfco sfcs sffc sfor sfos sfpc sfrc sfro sfss sftp sfts soco socr socs sofo soft soof soop soor soos soot sopo sopp sops soro sorr sors sort soso soss sost sotc soto sotp sots spcc spco spcs spfc spfs spoc spoo spop spor spos spot sppf spps spro sprs spso spsp spss spst sptc spto sptr spts srcc srct srfc sros srpc srps srpt srsp srtp srtr sscc sscp sscs ssfc ssfp ssoc ssop ssot sspc sspf sspo ssps sspt ssrc ssrs sssc sssf ssss sstc sstp ssts stcc stcp stcs stfc stof stoo stop stor stos stot stpf stpp stps strc stro strs stsf stss sttc sttr tccc tcfc tcos tcpo tctc tcts tfot tfpt tfrs tfss tftc tftp toco toff tofo toft toof toor toos toot top- topf topo topp tops topt torc torf toro torp torr tors tort tosc toso toss tost totc toto totr tots tott tpcp tpcs tppp tppr tprs tpsc tptp tptr trcc trfc trfr troc troo trop tros trot trpc trpp trps trst trtc trtr tscc tscp tsfc tsop tsos tspo tsps tspt tssf tssr tsst tstc tsts ttcp ttfc ttff ttop ttss tttt