-er c-- c-j ccc cce ccf ccj ccl ccr ccs cct ce- cec cee cef cej cel cer ces cet cfc cfe cff cfl cfr cfs cft cjc cjf cjr cjs cl- clc cle clf clj cll clr cls clt crc cre crf crj crl crr crs crt csc cse csf csj csl csr css cst ctc cte ctf ctl ctr cts ctt ec- ecc ece ecf ecj ecl ecr ecs ect eec eee eef eel eer ees eet ef- efc efe eff efl efr efs eft ejc ejf ejl ejt elc ele elf ell elr els elt erc ere erf erl err ers ert es- esc ese esf esl esr ess est etc ete etf etj etl etr ets ett fcc fce fcf fcj fcl fcr fcs fct fec fee fef fel fer fes fet ffc ffe fff ffl ffr ffs fft fjc fjs flc fle flf fll flr fls flt frc fre frf frj frl frr frs frt fsc fse fsf fsj fsl fsr fss fst ftc fte ftf ftl ftr fts ftt jcc jce jcf jcl jcr jcs jct jec jee jef jej jel jer jes jet jfc jfe jff jfj jfl jfr jfs jft jjc jjf jjj jjl jjr jjs jlc jle jlf jll jlr jls jlt jrc jrf jrl jrr jrs jrt jsc jse jsf jsj jsl jsr jss jst jtc jte jtf jtl jtr jts jtt lcc lce lcf lcj lcl lcr lcs lct lec lee lef lej lel ler les let lfc lfe lff lfl lfr lfs lft lje ljf ljj ljs llc lle llf llj lll llr lls llt lrc lrf lrr lrs lrt lsc lse lsf lsj lsl lsr lss lst ltc lte ltf ltl ltr lts ltt rcc rce rcf rcj rcl rcr rcs rct re- rec ree ref rel rer res ret rfc rfe rff rfj rfl rfr rfs rft rjc rjf rjr rlc rle rlf rll rlr rls rlt rrc rrf rrl rrr rrs rrt rsc rse rsf rsj rsl rsr rss rst rtc rte rtf rtj rtl rtr rts rtt scc sce scf scj scl scr scs sct se- sec see sef sej sel ser ses set sfc sfe sff sfj sfl sfr sfs sft sjc sje sjf sjj sjr sjs sjt slc sle slf slj sll slr sls slt sr- src sre srf srj srl srr srs srt ss- ssc sse ssf ssj ssl ssr sss sst stc ste stf stj stl str sts stt tcc tce tcf tcj tcl tcr tcs tct te- tec tee tef tej tel ter tes tet tfc tfe tff tfj tfl tfr tfs tft tjc tje tjf tjr tjs tlc tle tlf tlj tll tlr tls tlt trc tre trf trl trr trs trt tsc tse tsf tsj tsl tsr tss tst ttc tte ttf ttl ttr tts ttt