-er -ic c-- ccc cce cci ccl ccr ccs cct ccv ce- cec cee cei cel cer ces cet cev ci- cic cie cii cil cir cis cit civ cl- clc cle cli cll clr cls clt clv crc cre cri crl crr crs crt crv csc cse csi csl csr css cst csv ctc cte cti ctl ctr cts ctt ctv cvc cve cvi cvl cvr cvs cvt cvv ec- ecc ece eci ecl ecr ecs ect ecv eec eee eel eer ees eet eev eic eie eii eil eir eis eit eiv elc ele eli ell elr els elt elv erc ere eri erl err ers ert erv es- esc ese esi esl esr ess est esv etc ete eti etl etr ets ett etv evc eve evi evl evr evs evt evv i-v icc ice ici icl icr ics ict icv ie- iec iee iei iel ier ies iet iev iic iie iii iil iir iis iit il- ilc ile ili ill ilr ils ilt ilv ir- irc ire iri irl irr irs irt irv is- isc ise isi isl isr iss ist isv itc ite iti itl its itt itv ivc ive ivi ivl ivr ivs ivt ivv lcc lce lci lcl lcr lcs lct lcv lec lee lei lel ler les let lev lic lie lii lil lir lis lit liv llc lle lli lll llr lls llt llv lrc lri lrr lrs lrt lrv lsc lse lsi lsl lsr lss lst lsv ltc lte lti ltl ltr lts ltt ltv lvc lve lvi lvl lvr lvs lvt lvv rcc rce rci rcl rcr rcs rct rcv re- rec ree rei rel rer res ret rev ric rie rii ril rir ris rit riv rlc rle rli rll rlr rls rlt rrc rri rrl rrr rrs rrt rsc rse rsi rsl rsr rss rst rsv rtc rte rti rtl rtr rts rtt rtv rvc rve rvi rvl rvr rvs rvt rvv scc sce sci scl scr scs sct scv se- sec see sei sel ser ses set sev sic sie sii sil sir sis sit siv slc sle sli sll slr sls slt slv sr- src sre sri srl srr srs srt srv ss- ssc sse ssi ssl ssr sss sst ssv stc ste sti stl str sts stt stv svc sve svi svl svr svs svt svv tcc tce tci tcl tcr tcs tct tcv te- tec tee tei tel ter tes tet tev tic tie tii til tir tis tit tiv tlc tle tli tll tlr tls tlt tlv trc tre tri trl trr trs trt trv tsc tse tsi tsl tsr tss tst tsv ttc tte tti ttl ttr tts ttt ttv tvc tve tvi tvl tvr tvs tvt v-e vcc vce vci vcl vcr vcs vct vec vee vei vel ver ves vet vi- vic vie vii vil vir vis vit viv vl- vlc vle vll vls vlt vlv vrc vre vri vrr vrs vrt vsc vse vsi vsl vsr vss vst vsv vtc vte vti vtl vtr vts vtt vtv vvc vvi vvr vvs vvt vvv