Perhaps you should try some spelling variations:
zgreat britain » great britain, xgreat britain, great brittain
2f history » 2.1 history, imf history, etf history
1720 early » 1727 early, 1820 early, 1770 early
2f george » 26 george, 2 george, 22 george
2f early » ef early, f early, sf early
20 early » 10 early, 1820 early
21 early » 2.1 early, 1 early, 11 early
28 1727 » 28 1797, 18 1727, 29 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: %zgreat britain %2f history %2f george iii%28 1727-1760 %((((2f early) OR (((20 early) OR (1720 early))))) OR (21 early)) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%zgreat britain %2f history %2f george iii%28 1727-1760 %((((2f early) or (((20 early) OR (1720 early))))) or (21 early)) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %zgreat britain %2f history %2f george iii%28 1727-1760 %((((2f early) or (((20 early) OR (1720 early))))) or (21 early)) works to 1800%22*.