Perhaps you should try some spelling variations:
22business ethics » business ethics, iii.business ethics, business ethical
1728 poetry » 1724 poetry, 1722 poetry, 1798 poetry
28 poetry » 8 poetry, 6 poetry, 3 poetry
20 early » 10 early, 1820 early, 1720 early
12 early » 11 early, 1722 early, 1702 early

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: %22business ethics %((28 poetry) OR (1728 poetry)) %((20 early) OR (((((12 early) OR (2 early))) OR (17((12 early) OR (2 early)))))) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22business ethics %((28 poetry) or (1728 poetry)) %((20 early) or (((((12 early) OR (2 early))) or (17((12 early) OR (2 early)))))) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22business ethics %((28 poetry) or (1728 poetry)) %((20 early) or (((((12 early) OR (2 early))) or (17((12 early) OR (2 early)))))) works to 1800%22*.