Perhaps you should try some spelling variations:
"nijhoff work intitled 26" » "nijhoff work entitled 26", "nijhoff book intitled 26", "nijhoff op intitled 26", "nijhoff work intitled _", "nijhoff work intitled a", "nijhoff work intitled de"
"nijhoff other titles ii" » "nijhoff wouter titles ii", "nijhoff other tables ii", "nijhoff other tissues ii", "nijhoff other time ii", "nijhoff other titles _", "nijhoff other titles 1"
"nijhoff book entitled 2.9" » "nijhoff book entitled _", "nijhoff book entitled a", "nijhoff book entitled mr", "nijhoff boston entitled 2.9", "nijhoff op entitled 2.9"
"nijhoff work titles 26" » "nijhoff op titles 26", "nijhoff works titles 26", "nijhoff work title 26", "nijhoff works title 26", "nijhoff work titles _", "nijhoff work titles 1", "nijhoff work titles a"
"nijhoff book titles 2.9" » "nijhoff boston titles 2.9", "nijhoff op titles 2.9", "nijhoff book intitled 2.9", "nijhoff book titles 19", "nijhoff book titles 3.1", "nijhoff book titles 3.2", "nijhoff work titles 2.9", "nijhoff book times 2.9", "nijhoff book intitleds 2.9"
"nijhoff book table 3.2" » "nijhoff boston table 3.2", "nijhoff op table 3.2", "nijhoff book table 3.1", "nijhoff book table 2.2", "nijhoff book table 3.3"
"nijhoff book times 2.9" » "nijhoff boston times 2.9", "nijhoff op times 2.9", "nijhoff book time 2.9", "nijhoff book themes 2.9", "nijhoff york times 2.9", "nijhoff book times 2.2", "nijhoff book times 2.1", "nijhoff book times 4.9"
"nijhoff book title 26" » "nijhoff boston title 26", "nijhoff op title 26", "nijhoff work title 26", "nijhoff book time 26", "nijhoff book intitled 26", "nijhoff book title 2", "nijhoff book title 25", "nijhoff book title _"
"nijhoff our titles 26" » "nijhoff op titles 26", "nijhoff wouter titles 26", "nijhoff our title 26", "nijhoff our times 26", "nijhoff your title 26", "nijhoff our titles _", "nijhoff our titles 1", "nijhoff our titles a"
"nijhoff ebook table 20" » "nijhoff book tables 20", "nijhoff ebook table 2", "nijhoff ebook table 10", "nijhoff ebook table 21"
"nijhoff ebook title 2006" » "nijhoff ework title 2006", "nijhoff ebook time 2006", "nijhoff ebook intitled 2006", "nijhoff ebook title 2012", "nijhoff ebook title 206", "nijhoff ebook title 1006", "nijhoff ebook title 2506"
"nijhoff ebook title 20" » "nijhoff ework title 20", "nijhoff ebook time 20", "nijhoff ebook intitled 20", "nijhoff ebook title 2", "nijhoff ebook title 10", "nijhoff ebook title 25"
"nijhoff ebook title 21" » "nijhoff ework title 21", "nijhoff ebook time 21", "nijhoff ebook intitled 21", "nijhoff ebook title 1", "nijhoff ebook title 2", "nijhoff ebook title _"

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 title 2006") OR ((("nijhoff ebook title 20") OR ("nijhoff ebook title 21"))))) OR ("nijhoff ebook table 20"))) OR ((((((((((((("nijhoff book titles 2.9") OR ("nijhoff book table 3.2"))) OR ("nijhoff book times 2.9"))) OR ("nijhoff book entitled 2.9"))) OR ((("nijhoff our titles 26") OR ("nijhoff other titles ii"))))) OR ((("nijhoff work titles 26") OR ("nijhoff work intitled 26"))))) OR ("nijhoff book title 26"))))*.
• Removing quotes may allow a broader search: (((((( nijhoff ebook title 2006 ) or ((( nijhoff ebook title 20 ) or ( nijhoff ebook title 21 ))))) or ( nijhoff ebook table 20 ))) or ((((((((((((( nijhoff book titles 2.9 ) or ( nijhoff book table 3.2 ))) or ( nijhoff book times 2.9 ))) or ( nijhoff book entitled 2.9 ))) or ((( nijhoff our titles 26 ) or ( nijhoff other titles ii ))))) or ((( nijhoff work titles 26 ) or ( nijhoff work intitled 26 ))))) or ( nijhoff book title 26 ))))*.