Perhaps you should try some spelling variations:
business optical » business political, business critical
1722 early » 1727 early
20 poetry » 2 poetry, 24 poetry, 26 poetry
10 poetry » 1 poetry, 12 poetry, 30 poetry
28 poetry » 8 poetry, 1728 poetry, 6 poetry
2f early » 24 early, 20 early, 21 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: %((business optical) OR (business ethics)) %((((20 poetry) OR (10 poetry))) OR (28 poetry)) %((2f early) OR (1722 early)) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((business optical) or (business ethics)) %((((20 poetry) OR (10 poetry))) or (28 poetry)) %((2f early) or (1722 early)) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %((business optical) or (business ethics)) %((((20 poetry) OR (10 poetry))) or (28 poetry)) %((2f early) or (1722 early)) works to 1800%22*.