Perhaps you should try some spelling variations:
22great britain » great britain, xgreat britain, zgreat britain
reef history » brief history, reeves history, reef fishery
ref history » brief history, bief history, imf history
26 george » 36 george, 1 george, 4 george
2f early » 20 early, ef early, f early
22 early » 2 early, 12 early, 1722 early
21 early » 2.1 early, 1 early, 11 early
2c 1727 » 29 1727, 28 1727, 22 1727

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: %22great britain %((ref history) OR (reef history)) %26 george iii%2c 1727-1760 %((((2f early) OR (22 early))) OR (21 early)) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22great britain %((ref history) OR (reef history)) %26 george iii%2c 1727-1760 %((((2f early) or (22 early))) or (21 early)) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22great britain %((ref history) OR (reef history)) %26 george iii%2c 1727-1760 %((((2f early) or (22 early))) or (21 early)) works to 1800%22*.