Perhaps you should try some spelling variations:
22business ethics » business ethics, iii.business ethics, business ethical
28 poetry » 8 poetry, 1728 poetry, 6 poetry
2f early » 20 early, f early, sf early
21 early » 2.1 early, 1 early, 11 early
22 early » 12 early, 1722 early, 1.2 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 %((((2f early) OR (21 early))) OR (((22 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 %((((2f early) OR (21 early))) or (((22 early) or (2 early)))) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22business ethics %28 poetry %((((2f early) OR (21 early))) or (((22 early) or (2 early)))) works to 1800%22*.