-er -ic c-- ccc cce ccf cci cck cco ccr cct ce- cec cee cef cei cek ceo cer cet cfc cfe cff cfi cfk cfo cfr cft ci- cic cie cif cii cik cio cir cit ckc cki cko ckt co- coc coe cof coi cok coo cor cot crc cre crf cri crk cro crr crt ctc cte ctf cti ctk cto ctr ctt ec- ecc ece ecf eci eck eco ecr ect eec eee eef eek eeo eer eet ef- efc efe eff efi efo efr eft eic eie eif eii eik eio eir eit ekc eke ekf eki eko ekr ekt eo- eoc eoe eof eoi eok eoo eor eot erc ere erf eri erk ero err ert etc ete etf eti etk eto etr ett fcc fce fcf fci fck fco fcr fct fec fee fef fei fek feo fer fet ffc ffe fff ffi ffk ffo ffr fft fic fie fif fii fik fir fit fkc fkf fki fkk fkt foc foe fof foi fok foo for fot frc fre frf fri frk fro frr frt ftc fte ftf fti ftk fto ftr ftt i-f icc ice icf ici ick ico icr ict ie- iec iee ief iei iek ier iet ifc ife iff ifi ifo ifr ift iic iie iif iii iio iir iit ikc ike ikf iki ikk iko ikr ikt io- ioc ioe iof ioi ioo ior iot ir- irc ire irf iri irk iro irr irt itc ite itf iti itk ito itt k-t kcc kce kci kck kcr kct ke- kec kee kef kei kek keo ker ket kfc kff kfi kfo kic kie kif kii kik kio kir kit kkc kke kki kkk kkr kkt koc koe kof koi kok koo kor kot krc krf kri krk kro krr krt ktc kte ktf ktk kto ktr ktt o-i oc- occ ocf oci ock oco ocr oct oec oee oef oei oeo oer oet of- ofc ofe off ofi ofo ofr oft oic oie oif oii oik oio oir oit okc oke oki okk oko okr oo- ooc oof ooi ook ooo oor oot or- orc ore orf ori ork oro orr ort ot- otc ote otf oti otk oto otr ott rcc rce rcf rci rco rcr rct re- rec ree ref rei rek reo rer ret rfc rfe rff rfi rfk rfo rfr rft ric rie rif rii rik rio rir rit rkc rke rkf rkk rko rkt roc roe rof roi rok roo ror rot rrc rrf rri rrk rrr rrt rtc rte rtf rti rtk rto rtr rtt tcc tce tcf tci tck tco tcr tct te- tec tee tef tei tek teo ter tet tfc tfe tff tfi tfk tfo tfr tft tic tie tif tii tik tio tir tit tkc tke tkk tko tkr tkt to- toc toe tof toi tok too tor tot trc tre trf tri trk tro trr trt ttc tte ttf tti ttk tto ttr ttt

cccc cccf ccci ccee ccfc ccff ccfi ccic ccii ccir ccoc ccrc ccre ccrf ccri ccrt cctc cctt cec- cece ceci ceco cect ceec cef- cefc ceke ceor cer- cerc cere cerf ceri cero cert cet- cete ceti ceto cfcf cfco cffr cfit cfor cfre cfrt cftc cfte cftk cftr cicc cici cico cicr cict ciee cier cife ciff ciii ciit ciko cikr cior circ cire ciri cirk ciro cirr cirt cite citf citi cito citt ckck ckco cker ckfi ckfr ckoc ckoi ckoo ckor ckot ckrc coce cock coco coct cofc cofe coff cofi coft coif coir coit cok- coke coko coof cook coot cor- corc core corf cori cork coro corr cort cotc cote coti coto cott crcc crce crcr cre- crec cree crei creo cret crfc cric crie crif crik crit crkc croc croe crok croo cror crot crrt crtc crtf ctcf ctec ctfc ctfo ctic ctor ctot ctrc eccc ecce ecci ecco ecct ecef ecfc ecfr ecit ecko eco- ecot ecrc ecrf ecri ecrr ect- ectc ectf ecto eeee eefe eeke eeoc eerc eero eetc eete efco efeo efet effi efic efik efit efke efor eft- eick eico eiec eiei eier eike eiki eiko eire eitc eiti eito eitr ekco ekek eker eket ekfc ekki ekoi eoir eore eori eotc eoto ercc erce erec erei erer eret erfc erft eric erie erik erio erit erke erki eroc eroe eroi eroo errc erre erro etcc etco etec etee eter etfc etfe etic etik etio etoe etok etre etro ette etti etto f--k fccf fcic fcii fcot fcto fece feck fect feek feer feet fefc fefe feff fefi fefo feie feio feir feit feke feko feof ferc fere ferk fero ferr fert fete feti fetr fett ffcc ffee ffff ffii ffrr fftf ficc fice fick fico fict fiec fief fier fifc fife fiff fifi fifo fift fiii fike fiki fioe fior fire firk fitc fite fiti fitt foce foci fock foco foer fofo foie foke foki foof fook foot for- fore fori fork foro forr fort fote foti foto fott frcc free frei freo fret frfc fric frie frik frio frit froe frot ft-c fter ftfc ftii iccc iccf icci icco iccr icct icec icee icef icer icet icke icoc icor icrc icre icrf icrr icrt iecc ieet ieie ieio iere ieri ietf iett ifco ifer ific ifit ifor ifrf ifri ifto iiie iiii iiio iiit iioi iioo iirc iitr iitt ikee iker ikki ikko ikoo ikri ioci ioee iofc ioii ioio ioit ioke ioko ioof iooi iooo iore iori iote iotf ioto ircc iree irer irfe iri- iric irie irio irki iroc irrc irre irri irte irtf irti itec itek iter itet itic itie itif itko itof itoi itoo itor itrf itri ittf itto k-ci kccc kcci kcck kccr kcct kcec kcee kcei kceo kcet kcfc kcfi kcfo kcft kcic kcie kcif kcii kcir kcit kckc kckf kckk kcko kckr kcoe kcof kcor kcot kcrc kcri kcro kcrr kcrt kctc kcte kcti kcto keck keco kecr keef keek keer keet