Perhaps you should try some spelling variations:
"nijhoff book table 2009" » "nijhoff boston table 2009", "nijhoff op table 2009", "nijhoff book table 20", "nijhoff book table 2.9", "nijhoff book table 29"
"nijhoff book title 20" » "nijhoff boston title 20", "nijhoff op title 20", "nijhoff book titles 20", "nijhoff ebook title 20", "nijhoff book time 20", "nijhoff book title 2", "nijhoff book title 25", "nijhoff book title 26"
"nijhoff book title 10" » "nijhoff boston title 10", "nijhoff op title 10", "nijhoff book titles 10", "nijhoff ebook title 10", "nijhoff book time 10", "nijhoff book title 1", "nijhoff book title _", "nijhoff book title a"
"nijhoff work title 21" » "nijhoff op title 21", "nijhoff work time 21", "nijhoff work entitled 21", "nijhoff work intitled 21", "nijhoff work title 1", "nijhoff work title 2", "nijhoff work title _"
"nijhoff sop title 2109" » "nijhoff op title 2109", "nijhoff sop title 19", "nijhoff sop title 29", "nijhoff shop title 2109", "nijhoff ship title 2109", "nijhoff sop title 109", "nijhoff sop title 209", "nijhoff sop title _09"
"nijhoff sop title _09" » "nijhoff op title _09", "nijhoff sop title _", "nijhoff sop title 9", "nijhoff sop title 19", "nijhoff shop title _09", "nijhoff ship title _09"
"nijhoff app title 2109" » "nijhoff op title 2109", "nijhoff app title 19", "nijhoff app title 29", "nijhoff a title 2109", "nijhoff app title 109", "nijhoff app title 209", "nijhoff app title _09"

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 table 2009") OR ((((("nijhoff book title 20") OR ("nijhoff work title 21"))) OR ("nijhoff book title 10"))))) OR ((((("nijhoff sop title 2109") OR ("nijhoff sop title _09"))) OR ("nijhoff app title 2109")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"nijhoff book table 2009\") or (((((\"nijhoff book title 20\") or (\"nijhoff work title 21\"))) or (\"nijhoff book title 10\"))))) or (((((\"nijhoff sop title 2109\") OR (\"nijhoff sop title _09\"))) or (\"nijhoff app title 2109\"))))".
• Removing quotes may allow a broader search: (((( nijhoff book table 2009 ) or ((((( nijhoff book title 20 ) or ( nijhoff work title 21 ))) or ( nijhoff book title 10 ))))) or ((((( nijhoff sop title 2109 ) OR ( nijhoff sop title _09 ))) or ( nijhoff app title 2109 )))).
• Adding a wildcard symbol may retrieve word variants: (((("nijhoff book table 2009") or ((((("nijhoff book title 20") or ("nijhoff work title 21"))) or ("nijhoff book title 10"))))) or ((((("nijhoff sop title 2109") OR ("nijhoff sop title _09"))) or ("nijhoff app title 2109"))))*.