Perhaps you should try some spelling variations:
22business ethics » business ethics, iii.business ethics, business ethical
28 poetry » 8 poetry, 1728 poetry, 6 poetry
1.2 early » 1722 early, 1702 early, 1792 early
2f early » 20 early, 21 early, ef 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 %((2f early) OR (((((12 early) OR (1.2 early))) OR (17((12 early) OR (1.2 early)))))) works to 1800%22.
• Adding a wildcard symbol may retrieve word variants: %22business ethics %28 poetry %((2f early) or (((((12 early) or (1.2 early))) or (17((12 early) or (1.2 early)))))) works to 1800%22*.