-er -ic c-- ccc cce cci ccl ccm ccr ccs cct ce- cec cee cei cel cem cer ces cet ci- cic cie cii cil cim cir cis cit cl- clc cle cli cll clm clr cls clt cmc cme cmi cml cmm cmr cms cmt crc cre cri crl crm crr crs crt csc cse csi csl csm csr css cst ctc cte cti ctl ctm ctr cts ctt ec- ecc ece eci ecl ecm ecr ecs ect eec eee eel eem eer ees eet eic eie eii eil eim eir eis eit elc ele eli ell elm elr els elt em- emc eme emi eml emm emr ems emt erc ere eri erl erm err ers ert es- esc ese esi esl esm esr ess est etc ete eti etl etm etr ets ett icc ice ici icl icm icr ics ict ie- iec iee iei iel iem ier ies iet iic iie iii iil iim iir iis iit il- ilc ile ili ill ilm ilr ils ilt im- imc ime imi iml imm ims imt ir- irc ire iri irl irm irr irs irt is- isc ise isi isl ism isr iss ist itc ite iti itl itm its itt lcc lce lci lcl lcm lcr lcs lct lec lee lei lel lem ler les let lic lie lii lil lim lir lis lit llc lle lli lll llm llr lls llt lmc lme lmi lml lmm lmr lms lmt lrc lri lrm lrr lrs lrt lsc lse lsi lsl lsm lsr lss lst ltc lte lti ltl ltm ltr lts ltt m-r mc- mcc mce mci mcl mcm mcr mcs mct mec mee mei mel mem mer mes met mi- mic mie mii mil mim mir mis mit mlc mle mli mll mlm mlr mls mlt mmc mme mmi mml mmm mmr mms mmt mrc mre mri mrl mrm mrr mrs mrt msc mse msi msl msm msr mss mst mtc mte mti mtl mtm mtr mts mtt rcc rce rci rcl rcm rcr rcs rct re- rec ree rei rel rem rer res ret ric rie rii ril rim rir ris rit rlc rle rli rll rlm rlr rls rlt rmc rme rmi rml rmm rmr rms rmt rrc rri rrl rrm rrr rrs rrt rsc rse rsi rsl rsm rsr rss rst rtc rte rti rtl rtm rtr rts rtt scc sce sci scl scm scr scs sct se- sec see sei sel sem ser ses set sic sie sii sil sim sir sis sit slc sle sli sll slm slr sls slt smc sme smi sml smm smr sms smt sr- src sre sri srl srm srr srs srt ss- ssc sse ssi ssl ssm ssr sss sst stc ste sti stl stm str sts stt tcc tce tci tcl tcm tcr tcs tct te- tec tee tei tel tem ter tes tet tic tie tii til tim tir tis tit tlc tle tli tll tlm tlr tls tlt tmc tme tmi tml tmm tmr tms tmt trc tre tri trl trm trr trs trt tsc tse tsi tsl tsm tsr tss tst ttc tte tti ttl ttm ttr tts ttt