-er a-a a-i aaa aae aag aai aan aap aar aas aea aee aeg aei aen aep aer aes ag- aga age agg agi agn agp agr ags ai- aia aie aig aii ain aip air ais an- ana ane ang ani ann anp anr ans ap- apa ape apg api apn app apr aps ar- ara are arg ari arn arp arr ars as- asa ase asg asi asn asp asr ass eaa eae eag eai ean eap ear eas eea eee eeg een eep eer ees ega ege egg egi egn egp egr egs eia eie eig eii ein eip eir eis en- ena ene eng eni enn enp enr ens ep- epa epe epg epi epn epp epr eps era ere erg eri ern erp err ers es- esa ese esg esi esn esp esr ess g-p gaa gae gag gai gan gap gar gas ge- gea gee geg gei gen gep ger ges gga ggg ggi ggn ggp ggr ggs gia gie gig gii gin gip gir gis gna gne gni gnn gnp gnr gns gpa gpe gpg gpi gpn gpp gpr gps gra gre grg gri grn grp grr grs gsa gse gsg gsi gsn gsp gsr gss ia- iaa iae iag iai ian iap iar ias ie- iea iee ieg iei ien iep ier ies iga ige igg igi ign igp igr igs iia iie iii iin iip iir iis in- ina ine ing ini inn inp inr ins ipa ipe ipg ipi ipn ipp ipr ips ir- ira ire irg iri irn irp irr irs is- isa ise isg isi isn isp isr iss n-i naa nae nag nai nan nap nar nas ne- nea nee neg nei nen nep ner nes nga nge ngg ngi ngn ngp ngs nia nie nig nii nin nip nir nis nna nne nng nni nnn nnp nns npa npe npg npi npn npp npr nps nra nre nrg nri nrn nrp nrr nrs nsa nse nsg nsi nsn nsp nsr nss p-p paa pae pag pai pan pap par pas pea pee peg pei pen pep per pes pga pge pgg pgi pgn pgp pgr pgs pia pie pig pii pin pip pir pis pn- pna pne png pni pnn pnp pnr pns ppa ppe ppg ppi ppn ppp ppr pps pra pre prg pri prn prp prr prs ps- psa pse psg psi psn psp psr pss ra- raa rae rag rai ran rap rar ras re- rea ree reg rei ren rep rer res rga rge rgg rgi rgn rgp rgr rgs ria rie rig rii rin rip rir ris rna rng rni rnn rnp rnr rns rpa rpe rpg rpi rpn rpp rpr rps rra rrg rri rrn rrp rrr rrs rsa rse rsg rsi rsn rsp rsr rss saa sae sag sai san sap sar sas se- sea see seg sei sen sep ser ses sga sge sgg sgi sgn sgp sgr sgs sia sie sig sii sin sip sir sis sna sne sng sni snn snp snr sns spa spe spg spi spn spp spr sps sr- sra sre srg sri srn srp srr srs ss- ssa sse ssg ssi ssn ssp ssr sss