-er -ic c-- ccc cce ccf cci cck ccl ccr ccs ce- cec cee cef cei cek cel cer ces cfc cfe cff cfi cfk cfl cfr cfs ci- cic cie cif cii cik cil cir cis ckc cki cks cl- clc cle clf cli clk cll clr cls crc cre crf cri crk crl crr crs csc cse csf csi csk csl csr css ec- ecc ece ecf eci eck ecl ecr ecs eec eee eef eek eel eer ees ef- efc efe eff efi efl efr efs eic eie eif eii eik eil eir eis ekc eke ekf eki ekl ekr eks elc ele elf eli elk ell elr els erc ere erf eri erk erl err ers es- esc ese esf esi esk esl esr ess fcc fce fcf fci fck fcl fcr fcs fec fee fef fei fek fel fer fes ffc ffe fff ffi ffk ffl ffr ffs fic fie fif fii fik fil fir fis fkc fkf fki fkk fkl flc fle flf fli fll flr fls frc fre frf fri frk frl frr frs fsc fse fsf fsi fsk fsl fsr fss i-f icc ice icf ici ick icl icr ics ie- iec iee ief iei iek iel ier ies ifc ife iff ifi ifl ifr ifs iic iie iif iii iil iir iis ikc ike ikf iki ikk ikl ikr iks il- ilc ile ilf ili ilk ill ilr ils ir- irc ire irf iri irk irl irr irs is- isc ise isf isi isk isl isr iss kcc kce kci kck kcl kcr kcs ke- kec kee kef kei kek kel ker kes kfc kff kfi kfs kic kie kif kii kik kil kir kis kkc kke kki kkk kkl kkr kks kl- klc klf kli klr kls krc krf kri krk krl krr krs ksc kse ksf ksi ksk ksl ksr kss lcc lce lcf lci lck lcl lcr lcs lec lee lef lei lek lel ler les lfc lfe lff lfi lfk lfl lfr lfs lic lie lif lii lik lil lir lis lkl lkr lks llc lle llf lli llk lll llr lls lrc lrf lri lrk lrr lrs lsc lse lsf lsi lsk lsl lsr lss rcc rce rcf rci rcl rcr rcs re- rec ree ref rei rek rel rer res rfc rfe rff rfi rfk rfl rfr rfs ric rie rif rii rik ril rir ris rkc rke rkf rkk rks rlc rle rlf rli rll rlr rls rrc rrf rri rrk rrl rrr rrs rsc rse rsf rsi rsk rsl rsr rss scc sce scf sci sck scl scr scs se- sec see sef sei sek sel ser ses sfc sfe sff sfi sfk sfl sfr sfs sic sie sif sii sik sil sir sis sk- skc ske skf ski skk skl skr sks slc sle slf sli slk sll slr sls sr- src sre srf sri srk srl srr srs ss- ssc sse ssf ssi ssk ssl ssr sss

cccc cccf ccci cccl cccs ccee ccel ccfc ccff ccfi ccfl ccic ccii ccil ccir ccis cclc ccli ccls ccrc ccre ccrf ccri ccrl ccrs ccsf ccsi ccsl ccss cec- cece ceci cecs ceec ceel cees cef- cefc ceil ceke cel- celc cele celf celi cell cels cer- cerc cere cerf ceri cerl cers cesc cese cesi cesr cess cfcf cfcl cfcs cffr cfls cfre cfse cfsi cfsl cicc cici cicr cics ciee ciel cier cies cife ciff cifl cifs ciii ciis cikr cili cilk cill cils circ cire ciri cirk cirl cirr cirs cis- cisc cise cisk cisl cisr ciss ckck ckcl ckcs cker ckfi ckfr cklf ckrc cksl clec clee clef clei clek cler cles clic clif clii clik clir clis clri clrs clsc crcc crce crcr cre- crec cree crei cres crfc crfl crfs cric crie crif crik cris crkc crkl crlf crls crss cscc csce cscf csci cscl cscr cscs csec csee cser csfc csfr csik csir csis csks cslr csrc csrs csse cssr e-cl eccc ecce ecci eccl ecef eces ecfc ecfr ecfs ecil ecis ecks ecrc ecrf ecri ecrl ecrr ecsc ecse ecss eecs eeee eees eefe eefl eeke eeks eele eels eerc eers eese eesi eesk efes effi effs efic efik efil efke efsi eick eics eiec eiei eier eies eifs eike eiki eiks eile eire eirs eise eisk eiss ekek eker ekes ekfc ekis ekki eksi elce elec elee elef elek eler eles elfc elfe elfi elfs elic elie elif elik elil elis elke elki elks elle elli ells else ercc erce erec erei erel erer eres erfc erfs eric erie erik eril eris erke erki erks erle erli erll errc erre errs erse ersi esce esci escr escs esee esek esel eser eses esfs esie esik esil esis eske esks esli esri esse essi essl f--k fccf fces fcic fcii fcsc fcsl fece feck feek feel feer fees fefc fefe feff fefi feie feil feir feis feke fele felf feli felk fell fels ferc fere ferk ferr fers fese fess ffcc ffee ffff ffii ffrr ffss ficc fice fick fics fiec fief fiel fier fies fifc fife fiff fifi fiii fiil fike fiki file fili filk fill fils fire firk firs fisc fise fisi fisk fiss flcl flee fler fles flic flii flik flis frcc free frei fres frfc fric frie frik fril fris frsc fscc fsck fsec fsfi fssc fssf iccc iccf icci iccl iccr iccs icec icee icef icel icer ices icis icke icks icle icll iclr icrc icre icrf icrr icrs icsc icse icsi icsr icss iecc ieie iele iels iere ieri iers iesc iesi iesr ifel ifer ifes ific ifil ifis ifrf ifri ifsc iies iiie iiii iiis iirc iirs iisc iisi iisr ikee iker ikes ikki ikri ilce ile- ilec ilek iler iles ilic ilie ilir ilis ilke ilki ilks ill- ille illi ills ilre ilse ircc ircs iree irel irer ires irfe iri- iric irie iril iris irki irks irrc irre irri irrs irse irsf iscc isci iscr iscs