Perhaps you should try some spelling variations:
"nijhoff book titles _0" » "nijhoff boston titles _0", "nijhoff op titles _0", "nijhoff book entitled _0", "nijhoff book intitled _0", "nijhoff book tables _0", "nijhoff work titles _0", "nijhoff book times _0", "nijhoff book titles _", "nijhoff book titles 60", "nijhoff book titles 1"
"nijhoff book title 2" » "nijhoff boston title 2", "nijhoff op title 2", "nijhoff book table 2", "nijhoff work title 2", "nijhoff book time 2", "nijhoff book title _", "nijhoff book title a", "nijhoff book title 1"
"nijhoff ebook title 2" » "nijhoff ebook table 2", "nijhoff ework title 2", "nijhoff ebook time 2", "nijhoff ebook title _", "nijhoff ebook title a", "nijhoff ebook title 1"
"nijhoff ebook title 16" » "nijhoff ebook table 16", "nijhoff ework title 16", "nijhoff ebook time 16", "nijhoff ebook title 1", "nijhoff ebook title 10", "nijhoff ebook title 17"

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: (((("nijhoff book titles _0") OR ((("nijhoff ebook title 2") OR ("nijhoff book title 2"))))) OR ("nijhoff ebook title 16")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"nijhoff book titles _0\") or (((\"nijhoff ebook title 2\") OR (\"nijhoff book title 2\"))))) or (\"nijhoff ebook title 16\"))".
• Removing quotes may allow a broader search: (((( nijhoff book titles _0 ) or ((( nijhoff ebook title 2 ) OR ( nijhoff book title 2 ))))) or ( nijhoff ebook title 16 )).
• Adding a wildcard symbol may retrieve word variants: (((("nijhoff book titles _0") or ((("nijhoff ebook title 2") OR ("nijhoff book title 2"))))) or ("nijhoff ebook title 16"))*.