-er -ic c-- ccc cce ccg cci ccm ccr ccu ce- cec cee ceg cei cem cer ceu cgc cge cgg cgi cgm cgr cgu ci- cic cie cig cii cim cir ciu cmc cme cmg cmi cmm cmr cmu crc cre crg cri crm crr cru cuc cue cug cui cum cur cuu ec- ecc ece ecg eci ecm ecr ecu eec eee eeg eem eer egc ege egg egi egm egr egu eic eie eig eii eim eir eiu em- emc eme emg emi emm emr emu erc ere erg eri erm err eru eu- euc eue eug eui eur gcc gce gcg gci gcm gcr gcu ge- gec gee geg gei gem ger geu ggc ggg ggi ggm ggr ggu gic gie gig gii gim gir giu gmc gme gmg gmi gmm gmr grc gre grg gri grm grr gru gu- guc gue gug gui gum gur guu icc ice icg ici icm icr icu ie- iec iee ieg iei iem ier igc ige igg igi igm igr igu iic iie iii iim iir iiu im- imc ime img imi imm imu ir- irc ire irg iri irm irr iru iu- iuc iue iug iui ium iur m-r mc- mcc mce mcg mci mcm mcr mcu mec mee meg mei mem mer meu mgc mge mgi mgm mgr mgu mi- mic mie mig mii mim mir miu mmc mme mmg mmi mmm mmr mmu mrc mre mrg mri mrm mrr mru muc mue mug mui mum mur muu rcc rce rcg rci rcm rcr rcu re- rec ree reg rei rem rer reu rgc rge rgg rgi rgr ric rie rig rii rim rir rmc rme rmg rmi rmm rmr rrc rrg rri rrm rrr rru ruc rue rug rui rum rur ruu ucc uce ucg uci ucm ucr ucu uec uee ueg uei uem uer ugc uge ugg ugi ugm ugr ugu uic uie uig uii uim uir uiu um- umc ume umg umi umm umr umu ur- urc ure urg uri urm urr uru uuc uue uug uum uur uuu