Perhaps you should try some spelling variations:
22business ethics » business ethics, iii.business ethics, business ethical
171722 early » 1712 early, 1772 early, 1717 early
1722 early » 1727 early
9 poetry » 6 poetry
2f early » 21 early, ef early, f early
20 early » 10 early, 1820 early, 1720 early

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 %9 poetry %((((2f early) OR (20 early))) OR (((1722 early) OR (171722 early)))) works to 1800%22*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22business ethics %9 poetry %((((2f early) OR (20 early))) or (((1722 early) or (171722 early)))) works to 1800%22*".