-er -ic c-- ccc cce ccg cci ccl ccr ccu ce- cec cee ceg cei cel cer ceu cgc cge cgg cgi cgl cgr cgu ci- cic cie cig cii cil cir ciu cl- clc cle clg cli cll clr clu crc cre crg cri crl crr cru cuc cue cug cui cul cur cuu ec- ecc ece ecg eci ecl ecr ecu eec eee eeg eel eer egc ege egg egi egl egr egu eic eie eig eii eil eir eiu elc ele elg eli ell elr elu erc ere erg eri erl err eru eu- euc eue eug eui eul eur gcc gce gcg gci gcl gcr gcu ge- gec gee geg gei gel ger geu ggc ggg ggi ggr ggu gic gie gig gii gil gir giu glc gle glg gli gll glr glu grc gre grg gri grl grr gru gu- guc gue gug gui gul gur guu icc ice icg ici icl icr icu ie- iec iee ieg iei iel ier igc ige igg igi igl igr igu iic iie iii iil iir iiu il- ilc ile ilg ili ill ilr ilu ir- irc ire irg iri irl irr iru iu- iuc iue iug iui iur lcc lce lcg lci lcl lcr lcu lec lee leg lei lel ler leu lgc lge lgg lgi lgl lgr lgu lic lie lig lii lil lir liu llc lle llg lli lll llr llu lrc lrg lri lrr lru luc lue lug lui lul lur luu rcc rce rcg rci rcl rcr rcu re- rec ree reg rei rel rer reu rgc rge rgg rgi rgr ric rie rig rii ril rir rlc rle rlg rli rll rlr rlu rrc rrg rri rrl rrr rru ruc rue rug rui rur ruu ucc uce ucg uci ucl ucr ucu uec uee ueg uei uel uer ugc uge ugg ugi ugl ugr ugu uic uie uig uii uil uir uiu ulc ule ulg uli ull ulr ulu ur- urc ure urg uri url urr uru uuc uue uug uur uuu