-er -ic a-a a-c a-i aaa aac aae aag aai aam aar aau ac- aca acc ace acg aci acm acr acu aea aec aee aeg aei aem aer aeu ag- aga agc age agg agi agm agr agu ai- aia aic aie aig aii aim air aiu ama amc ame amg ami amm amr amu ar- ara arc are arg ari arm arr aru au- aua auc aue aug aui aum aur c-- caa cac cae cag cai cam car cau cca ccc cce ccg cci ccm ccr ccu ce- cea cec cee ceg cei cem cer ceu cga cgc cge cgg cgi cgm cgr cgu ci- cia cic cie cig cii cim cir ciu cma cmc cme cmg cmi cmm cmr cmu cra crc cre crg cri crm crr cru cua cuc cue cug cui cum cur cuu eaa eac eae eag eai eam ear eau ec- eca ecc ece ecg eci ecm ecr ecu eea eec eee eeg eem eer ega egc ege egg egi egm egr egu eia eic eie eig eii eim eir eiu em- ema emc eme emg emi emm emr emu era erc ere erg eri erm err eru eu- eua euc eue eug eui eur gaa gac gae gag gai gam gar gau gca gcc gce gcg gci gcm gcr gcu ge- gea gec gee geg gei gem ger geu gga ggc ggg ggi ggm ggr ggu gia gic gie gig gii gim gir giu gma gmc gme gmg gmi gmm gmr gra grc gre grg gri grm grr gru gu- gua guc gue gug gui gum gur guu ia- iaa iac iae iag iai iam iar iau ica icc ice icg ici icm icr icu ie- iea iec iee ieg iei iem ier iga igc ige igg igi igm igr igu iia iic iie iii iim iir iiu im- ima imc ime img imi imm imu ir- ira irc ire irg iri irm irr iru iu- iua iuc iue iug iui ium iur m-r maa mac mae mag mai mam mar mau mc- mca mcc mce mcg mci mcm mcr mcu mea mec mee meg mei mem mer meu mga mgc mge mgi mgm mgr mgu mi- mia mic mie mig mii mim mir miu mma mmc mme mmg mmi mmm mmr mmu mra mrc mre mrg mri mrm mrr mru mua muc mue mug mui mum mur muu ra- raa rac rae rag rai ram rar rau rca rcc rce rcg rci rcm rcr rcu re- rea rec ree reg rei rem rer reu rga rgc rge rgg rgi rgr ria ric rie rig rii rim rir rma rmc rme rmg rmi rmm rmr rra rrc rrg rri rrm rrr rru rua ruc rue rug rui rum rur ruu ua- uaa uac uae uag uai uam uar uau uca ucc uce ucg uci ucm ucr ucu uea uec uee ueg uei uem uer uga ugc uge ugg ugi ugm ugr ugu uia uic uie uig uii uim uir uiu um- uma umc ume umg umi umm umr umu ur- ura urc ure urg uri urm urr uru uua uuc uue uug uum uur uuu