user: Question: What is 17th c., when Australian is "i, ɪ, ə", and when Examples is "œsophagus"?
Columns: ['17th c.', 'American', 'British', 'Australian', 'Examples']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['ɐ', 'ə', 'ə', 'ə', 'amœba, anemone, ascesis']
SQL:

assistant: SELECT "17th c." FROM "Table" WHERE "Australian" = 'i, ɪ, ə' AND "Examples" = 'œsophagus';