-er a-a aaa aae aag aah aar aea aee aeg aeh aer ag- aga age agg agh agr aha ahe ahg ahh ahr ar- ara are arg arh arr eaa eae eag eah ear eea eee eeg eer ega ege egg egh egr eha ehe ehg ehh ehr era ere erg erh err gaa gae gag gah gar ge- gea gee geg geh ger gga ggg ggh ggr gha ghe ghg ghh ghr gra gre grg grh grr haa hae hag hah har he- hea hee heg heh her hga hge hgg hgh hgr hha hhe hhg hhh hhr hr- hra hre hrg hrh hrr ra- raa rae rag rah rar re- rea ree reg reh rer rga rge rgg rgh rgr rh- rha rhe rhg rhh rhr rra rrg rrh rrr