-er -ic -ol c-- ccc cce ccf cci ccl cco ccr cct ce- cec cee cef cei cel ceo cer cet cfc cfe cff cfi cfl cfo cfr cft ci- cic cie cif cii cil cio cir cit cl- clc cle clf cli cll clo clr clt co- coc coe cof coi col coo cor cot crc cre crf cri crl cro crr crt ctc cte ctf cti ctl cto ctr ctt ec- ecc ece ecf eci ecl eco ecr ect eec eee eef eel eeo eer eet ef- efc efe eff efi efl efo efr eft eic eie eif eii eil eio eir eit elc ele elf eli ell elo elr elt eo- eoc eoe eof eoi eol eoo eor eot erc ere erf eri erl ero err ert etc ete etf eti etl eto etr ett fcc fce fcf fci fcl fco fcr fct fec fee fef fei fel feo fer fet ffc ffe fff ffi ffl ffo ffr fft fic fie fif fii fil fir fit flc fle flf fli fll flo flr flt foc foe fof foi fol foo for fot frc fre frf fri frl fro frr frt ftc fte ftf fti ftl fto ftr ftt i-f icc ice icf ici icl ico icr ict ie- iec iee ief iei iel ier iet ifc ife iff ifi ifl ifo ifr ift iic iie iif iii iil iio iir iit il- ilc ile ilf ili ill ilo ilr ilt io- ioc ioe iof ioi iol ioo ior iot ir- irc ire irf iri irl iro irr irt itc ite itf iti itl ito itt lcc lce lcf lci lcl lco lcr lct lec lee lef lei lel leo ler let lfc lfe lff lfi lfl lfo lfr lft lic lie lif lii lil lio lir lit llc lle llf lli lll llo llr llt loc loe lof loi lol loo lor lot lrc lrf lri lro lrr lrt ltc lte ltf lti ltl lto ltr ltt o-i oc- occ ocf oci ocl oco ocr oct oec oee oef oei oel oeo oer oet of- ofc ofe off ofi ofl ofo ofr oft oic oie oif oii oil oio oir oit olc ole olf oli oll olo olt oo- ooc oof ooi ool ooo oor oot or- orc ore orf ori orl oro orr ort ot- otc ote otf oti otl oto otr ott rcc rce rcf rci rcl rco rcr rct re- rec ree ref rei rel reo rer ret rfc rfe rff rfi rfl rfo rfr rft ric rie rif rii ril rio rir rit rlc rle rlf rli rll rlo rlr rlt roc roe rof roi rol roo ror rot rrc rrf rri rrl rrr rrt rtc rte rtf rti rtl rto rtr rtt tcc tce tcf tci tcl tco tcr tct te- tec tee tef tei tel teo ter tet tfc tfe tff tfi tfl tfo tfr tft tic tie tif tii til tio tir tit tlc tle tlf tli tll tlo tlr tlt to- toc toe tof toi tol too tor tot trc tre trf tri trl tro trr trt ttc tte ttf tti ttl tto ttr ttt