Perhaps you should try some spelling variations:
"nijhoff book title 2009" » "nijhoff boston title 2009", "nijhoff op title 2009", "nijhoff book titles 2009", "nijhoff ebook title 2009", "nijhoff book table 2009", "nijhoff book title 20", "nijhoff book title 2012"
"nijhoff book title 29" » "nijhoff boston title 29", "nijhoff op title 29", "nijhoff book titles 29", "nijhoff ebook title 29", "nijhoff book table 29", "nijhoff book title 2", "nijhoff book title 21", "nijhoff book title 25"

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: "((\"nijhoff book title 2009\") OR (\"nijhoff book title 29\"))".
• Removing quotes may allow a broader search: (( nijhoff book title 2009 ) OR ( nijhoff book title 29 )).
• Adding a wildcard symbol may retrieve word variants: (("nijhoff book title 2009") OR ("nijhoff book title 29"))*.