c-- ccc ccf cck ccn cco ccr ccs cct cfc cff cfk cfn cfo cfr cfs cft ckc cko cks ckt cn- cnc cnf cnn cno cnr cns cnt co- coc cof cok con coo cor cos cot crc crf crk crn cro crr crs crt csc csf csk csn cso csr css cst ctc ctf ctk ctn cto ctr cts ctt fcc fcf fck fcn fco fcr fcs fct ffc fff ffk ffn ffo ffr ffs fft fkc fkf fkk fkt fnc fnf fnk fnn fnr fns fnt foc fof fok fon foo for fos fot frc frf frk frn fro frr frs frt fsc fsf fsk fsn fso fsr fss fst ftc ftf ftk ftn fto ftr fts ftt k-t kcc kck kcn kcr kcs kct kfc kff kfo kfs kkc kkk kkn kkr kks kkt kn- knc knf knk knn kno knr knt koc kof kok kon koo kor kos kot krc krf krk krn kro krr krs krt ksc ksf ksk ksn kso ksr kss kst ktc ktf ktk ktn kto ktr kts ktt ncc ncf nck ncn nco ncr ncs nct nfc nff nfk nfn nfo nfr nfs nft nkc nkf nkk nkn nko nkr nks nkt nnc nnf nnk nnn nno nns nnt no- noc nof nok non noo nor nos not nrc nrf nrk nrn nro nrr nrs nrt nsc nsf nsk nsn nso nsr nss nst ntc ntf ntk ntn nto ntr nts ntt oc- occ ocf ock ocn oco ocr ocs oct of- ofc off ofn ofo ofr ofs oft okc okk oko okr oks on- onc onf onk onn ono onr ons ont oo- ooc oof ook oon ooo oor oos oot or- orc orf ork orn oro orr ors ort os- osc osf osk osn oso osr oss ost ot- otc otf otk otn oto otr ots ott rcc rcf rcn rco rcr rcs rct rfc rff rfk rfn rfo rfr rfs rft rkc rkf rkk rko rks rkt rnc rnn rno rnr rns rnt roc rof rok ron roo ror ros rot rrc rrf rrk rrn rrr rrs rrt rsc rsf rsk rsn rso rsr rss rst rtc rtf rtk rtn rto rtr rts rtt scc scf sck scn sco scr scs sct sfc sff sfk sfn sfo sfr sfs sft sk- skc skf skk sko skr sks skt snc snf snk snn sno snr sns snt soc sof sok son soo sor sos sot sr- src srf srk srn sro srr srs srt ss- ssc ssf ssk ssn sso ssr sss sst stc stf stk stn sto str sts stt tcc tcf tck tcn tco tcr tcs tct tfc tff tfk tfn tfo tfr tfs tft tkc tkk tko tkr tks tkt tnc tnf tnk tnn tno tnr tns tnt to- toc tof tok ton too tor tos tot trc trf trk trn tro trr trs trt tsc tsf tsk tsn tso tsr tss tst ttc ttf ttk ttn tto ttr tts ttt

cccc cccf cccs ccfc ccff ccnc ccnf ccnr ccns ccoc ccrc ccrf ccrs ccrt ccsf ccsn ccss ccst cctc cctt cfcf cfcn cfco cfcs cffr cfnr cfns cfor cfos cfrn cfrt cftc cftk cftr ckck ckco ckcs ckfr cknc ckns cknt ckoc ckoo ckor ckos ckot ckrc ckso ckst ckts cnco cnrc cnrr cnrt cnss cntc cntf cntk cntr cock coco coct cofc coff cofs coft cok- coko con- conc conf conk conn cono cons cont coof cook coon coos coot cor- corc corf cork corn coro corr cors cort cosc coso coss cost cotc cotn coto cots cott crcc crcr crfc crfs crkc crns croc crok cron croo cror crot crrt crss crst crtc crtf crts cscc cscf csco cscr cscs csfc csfr csks csor csos csot csrc csrs cssr cstc csto cstr csts ctcf ctfc ctfo ctfs ctns ctor ctos ctot ctrc ctrn ctrs ctsc ctsn ctss cttn ctts f--k fccf fcot fcsc fcst fcto ffcc ffff ffrr ffss fftf fnrs fock foco focs fofo fono fons font foof fook foon foos foot for- fork forn foro forr fors fort foso foss fost foto fots fott frcc frcn frfc frns fron fros frot frsc frso frst fscc fsck fsfo fssc fssf ft-c ftfc ftos ftrs ftsr k-os kccc kcck kccr kcct kcfc kcfn kcfo kcft kckc kckf kckk kckn kcko kckr kcno kcnr kcns kcnt kcof kcon kcor kcos kcot kcrc kcrn kcro kcrr kcrs kcrt kcsc kcsf kcsn kcsr kcss kcst kctc kctn kcto kfcf kfco kfcr kfcs kfff kffk kffn kfnc kfnf kfnk kfnn kfno kfns kfok kfon kfoo kfor kfrc kfrn kfro kfrr kfrs kfsk kfsr kfst kftc kftk kftt kkck kkcn kkco kkcr kkcs kkct kkfn kkfr kkfs kkft kkkk kknn kkno kkns kknt kkon kkoo kkor kkot kkrc kkrf kkrk kkrn kkro kkrr kkrs kkrt kksf kksn kksr kkss kkst kktc kktk kkts knck kncn knco kncr knct knfo knfr knft knkk knkt knnk knnr knns knoc knok knon knor knot knrk knro knrs knsc knsk knsn knso knsr knss knst kntk kntn knto kntr knts kocf kock kocn kocs koct kofc koff kofk kofo koft kokc kokf kokk kokn koko kokr koks konc konk kono kont kooc kook koon kooo koor koos koot korc korf kork korn koro korr kors kort kos- kosc kosf koso kosr koss kost kotc kotk kotn koto kotr kots kott krcc krcn krco krcs krfc krff krfn krfo krfs krft krkc krkk krkn krko krkr krks krnk krnn krno krnt kroc krof krok kroo kror kros krrc krrf krrk krrn krro krrr krrs krrt krsc krsf krsk krsn krsr krss krst krtc krtk krtn krto krtr krts ksck kscn ksco kscr kscs ksfc ksfn ksfo ksfr ksft kskf kskk kskn ksko kskr ksks ksnc ksnf ksnk ksnn ksnr ksns ksnt ksoc ksof ksok kson ksoo ksor ksos ksrf ksrn ksro ksrr ksrs ksrt kssn ksso kssr ksss ksst kstc kstk kstn ksto kstr ksts kstt ktcc ktck ktco ktcr ktcs ktfc ktfn ktfo ktfs ktkc ktkk ktkn ktko ktkr ktks ktkt