Perhaps you should try some spelling variations:
"nijhoff book titless" » "nijhoff boston titless", "nijhoff book title", "nijhoff ebook title", "nijhoff book tables", "nijhoff book entitleds", "nijhoff book intitleds"
"nijhoff book titles" » "nijhoff boston titles", "nijhoff book entitled", "nijhoff book intitled"
"nijhoff op titles" » "nijhoff _ titles", "nijhoff j titles", "nijhoff up titles", "nijhoff comp titles", "nijhoff job titles"

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 titless") OR ((("nijhoff book titles") OR ("nijhoff op titles"))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"nijhoff book titless\") or (((\"nijhoff book titles\") OR (\"nijhoff op titles\"))))*".
• Removing quotes may allow a broader search: (( nijhoff book titless ) or ((( nijhoff book titles ) OR ( nijhoff op titles ))))*.