-er -ic a-a a-c a-i aaa aac aae aag aah aai aan aar ac- aca acc ace acg ach aci acn acr aea aec aee aeg aeh aei aen aer ag- aga agc age agg agh agi agn agr aha ahc ahe ahg ahh ahi ahn ahr ai- aia aic aie aig aih aii ain air an- ana anc ane ang anh ani ann anr ar- ara arc are arg arh ari arn arr c-- caa cac cae cag cah cai can car cca ccc cce ccg cch cci ccn ccr ce- cea cec cee ceg ceh cei cen cer cga cgc cge cgg cgh cgi cgn cgr ch- cha chc che chg chh chi chn chr ci- cia cic cie cig cih cii cin cir cn- cna cnc cne cng cnh cni cnn cnr cra crc cre crg crh cri crn crr eaa eac eae eag eah eai ean ear ec- eca ecc ece ecg ech eci ecn ecr eea eec eee eeg een eer ega egc ege egg egh egi egn egr eha ehc ehe ehg ehh ehi ehn ehr eia eic eie eig eii ein eir en- ena enc ene eng enh eni enn enr era erc ere erg erh eri ern err gaa gac gae gag gah gai gan gar gca gcc gce gcg gch gci gcn gcr ge- gea gec gee geg geh gei gen ger gga ggc ggg ggh ggi ggn ggr gha ghc ghe ghg ghh ghi ghn ghr gia gic gie gig gih gii gin gir gna gnc gne gni gnn gnr gra grc gre grg grh gri grn grr h-i haa hac hae hag hah hai han har hca hcc hce hcg hch hci hcn hcr he- hea hec hee heg heh hei hen her hga hgc hge hgg hgh hgi hgn hgr hha hhc hhe hhg hhh hhi hhn hhr hia hic hie hig hih hii hin hir hna hnc hne hng hnh hnn hr- hra hrc hre hrg hrh hri hrn hrr ia- iaa iac iae iag iah iai ian iar ica icc ice icg ich ici icn icr ie- iea iec iee ieg iei ien ier iga igc ige igg igh igi ign igr iha ihc ihe ihg ihh ihi ihn ihr iia iic iie iih iii iin iir in- ina inc ine ing inh ini inn inr ir- ira irc ire irg iri irn irr n-i naa nac nae nag nah nai nan nar nca ncc nce ncg nch nci ncn ncr ne- nea nec nee neg neh nei nen ner nga ngc nge ngg ngh ngi ngn nha nhc nhe nhg nhh nhi nhn nhr nia nic nie nig nih nii nin nir nna nnc nne nng nnh nni nnn nra nrc nre nrg nri nrn nrr ra- raa rac rae rag rah rai ran rar rca rcc rce rcg rch rci rcn rcr re- rea rec ree reg reh rei ren rer rga rgc rge rgg rgh rgi rgn rgr rh- rha rhc rhe rhg rhh rhi rhn rhr ria ric rie rig rih rii rin rir rna rnc rng rnh rni rnn rnr rra rrc rrg rrh rri rrn rrr