Perhaps you should try some spelling variations:
22business ethics » iii.business ethics, business ethical, business epics
1720 early » 1727 early, 1820 early, 1770 early
28 poetry » 1728 poetry, 3 poetry, 4 poetry
8 poetry » 3 poetry, 4 poetry, 5 poetry
22 early » 2 early, 12 early, 1722 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) OR (business ethics)) %((((28 poetry) OR (6 poetry))) OR (8 poetry)) %((1720 early) OR (22 early)) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((22business ethics) OR (business ethics)) %((((28 poetry) or (6 poetry))) or (8 poetry)) %((1720 early) or (22 early)) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %((22business ethics) OR (business ethics)) %((((28 poetry) or (6 poetry))) or (8 poetry)) %((1720 early) or (22 early)) works to 1800%22*.