Perhaps you should try some spelling variations:
22french language » french language, french languages, franch language
rdf dictionaries » d dictionaries, do dictionaries, arts dictionaries
2f dictionaries » 2 dictionaries, 21 dictionaries, _ dictionaries
20 early » 10 early, 1820 early, 1720 early

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "%22french language %((2f dictionaries) OR (rdf dictionaries)) %2 english %20 early works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22french language %((2f dictionaries) OR (rdf dictionaries)) %2 english %20 early works to 1800%22*.