Perhaps you should try some spelling variations:
"nijhoff book titles 2.9" » "nijhoff boston titles 2.9", "nijhoff book entitled 2.9", "nijhoff book intitled 2.9", "nijhoff book titles 19", "nijhoff book titles 3.1", "nijhoff book titles 3.2"
"nijhoff book table 26" » "nijhoff boston table 26", "nijhoff book table 2.6", "nijhoff book tables 26", "nijhoff book table 6", "nijhoff book table 16"
"nijhoff book table 2" » "nijhoff boston table 2", "nijhoff book table 1"
"nijhoff ebook table 2006" » "nijhoff ebook title 2006", "nijhoff book tables 2006", "nijhoff ebook table 2.6", "nijhoff ebook table 20", "nijhoff ebook table 20th", "nijhoff ebook table 1006"
"nijhoff work titles 26" » "nijhoff works titles 26", "nijhoff work title 26", "nijhoff works title 26", "nijhoff work titles _", "nijhoff work titles 1", "nijhoff work titles ii"
"nijhoff op titles 26" » "nijhoff _ titles 26", "nijhoff j titles 26", "nijhoff up titles 26", "nijhoff comp titles 26", "nijhoff job titles 26", "nijhoff op titles _", "nijhoff op titles 1", "nijhoff op titles ii"

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 ebook table 2006") OR ((((((("nijhoff book titles 2.9") OR ("nijhoff op titles 26"))) OR ("nijhoff work titles 26"))) OR ((("nijhoff book table 26") OR ("nijhoff book table 2"))))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"nijhoff ebook table 2006\") or (((((((\"nijhoff book titles 2.9\") or (\"nijhoff op titles 26\"))) or (\"nijhoff work titles 26\"))) or (((\"nijhoff book table 26\") OR (\"nijhoff book table 2\"))))))*".
• Removing quotes may allow a broader search: (( nijhoff ebook table 2006 ) or ((((((( nijhoff book titles 2.9 ) or ( nijhoff op titles 26 ))) or ( nijhoff work titles 26 ))) or ((( nijhoff book table 26 ) OR ( nijhoff book table 2 ))))))*.