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 2012", "nijhoff book title 29", "nijhoff book title 209", "nijhoff book title 1009", "nijhoff book title 2109"
"nijhoff book title 20" » "nijhoff boston title 20", "nijhoff op title 20", "nijhoff book titles 20", "nijhoff ebook title 20", "nijhoff book table 20", "nijhoff book title 2", "nijhoff book title 10", "nijhoff book title 21"
"nijhoff shop til 2009" » "nijhoff op til 2009", "nijhoff shop till 2009", "nijhoff shop title 2009", "nijhoff shop bill 2009", "nijhoff shop tel 2009", "nijhoff shop until 2009", "nijhoff shop al 2009"
"nijhoff sop title 209" » "nijhoff op title 209", "nijhoff shop title 209", "nijhoff ship title 209", "nijhoff app title 209", "nijhoff sop title 29", "nijhoff sop title 2012", "nijhoff sop title 2", "nijhoff sop title 109", "nijhoff sop title 219"

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: (((("nijhoff book title 2009") OR ("nijhoff book title 20"))) OR ((("nijhoff sop title 209") OR ("nijhoff shop til 2009")))).
• Removing quotes may allow a broader search: (((( nijhoff book title 2009 ) or ( nijhoff book title 20 ))) or ((( nijhoff sop title 209 ) or ( nijhoff shop til 2009 )))).
• Adding a wildcard symbol may retrieve word variants: (((("nijhoff book title 2009") or ("nijhoff book title 20"))) or ((("nijhoff sop title 209") or ("nijhoff shop til 2009"))))*.