-er -ic a-a a-c a-i aaa aac aae aag aah aai aar aau ac- aca acc ace acg ach aci acr acu aea aec aee aeg aeh aei aer aeu ag- aga agc age agg agh agi agr agu aha ahc ahe ahg ahh ahi ahr ahu ai- aia aic aie aig aih aii air aiu ar- ara arc are arg arh ari arr aru au- aua auc aue aug auh aui aur c-- caa cac cae cag cah cai car cau cca ccc cce ccg cch cci ccr ccu ce- cea cec cee ceg ceh cei cer ceu cga cgc cge cgg cgh cgi cgr cgu ch- cha chc che chg chh chi chr chu ci- cia cic cie cig cih cii cir ciu cra crc cre crg crh cri crr cru cua cuc cue cug cuh cui cur cuu eaa eac eae eag eah eai ear eau ec- eca ecc ece ecg ech eci ecr ecu eea eec eee eeg eer ega egc ege egg egh egi egr egu eha ehc ehe ehg ehh ehi ehr ehu eia eic eie eig eii eir eiu era erc ere erg erh eri err eru eu- eua euc eue eug eui eur gaa gac gae gag gah gai gar gau gca gcc gce gcg gch gci gcr gcu ge- gea gec gee geg geh gei ger geu gga ggc ggg ggh ggi ggr ggu gha ghc ghe ghg ghh ghi ghr gia gic gie gig gih gii gir giu gra grc gre grg grh gri grr gru gu- gua guc gue gug gui gur guu h-i haa hac hae hag hah hai har hau hca hcc hce hcg hch hci hcr he- hea hec hee heg heh hei her heu hga hgc hge hgg hgh hgi hgr hgu hha hhc hhe hhg hhh hhi hhr hhu hia hic hie hig hih hii hir hiu hr- hra hrc hre hrg hrh hri hrr hru hua huc hue hug huh hui hur huu ia- iaa iac iae iag iah iai iar iau ica icc ice icg ich ici icr icu ie- iea iec iee ieg iei ier iga igc ige igg igh igi igr igu iha ihc ihe ihg ihh ihi ihr ihu iia iic iie iih iii iir iiu ir- ira irc ire irg iri irr iru iu- iua iuc iue iug iui iur ra- raa rac rae rag rah rai rar rau rca rcc rce rcg rch rci rcr rcu re- rea rec ree reg reh rei rer reu rga rgc rge rgg rgh rgi rgr rh- rha rhc rhe rhg rhh rhi rhr rhu ria ric rie rig rih rii rir rra rrc rrg rrh rri rrr rru rua ruc rue rug ruh rui rur ruu ua- uaa uac uae uag uah uai uar uau uca ucc uce ucg uch uci ucr ucu uea uec uee ueg ueh uei uer uga ugc uge ugg ugh ugi ugr ugu uha uhc uhe uhh uhi uhr uhu uia uic uie uig uii uir uiu ur- ura urc ure urg uri urr uru uua uuc uue uug uur uuu