Perhaps you should try some spelling variations:
"nijhoff boston entitled a" » "nijhoff boston entituled a", "nijhoff boston entitled _"
"nijhoff working titles 26" » "nijhoff working title 26", "nijhoff working times 26", "nijhoff working files 26", "nijhoff working titles 1", "nijhoff working titles a", "nijhoff working titles c"
"nijhoff ebook intitled 21" » "nijhoff book intitled 21", "nijhoff book intituled 21", "nijhoff book intitl'd 21", "nijhoff ebook intitled 1", "nijhoff ebook intitled _", "nijhoff ebook intitled a"
"nijhoff work titles _" » "nijhoff works titles _", "nijhoff works title _", "nijhoff work entitled _", "nijhoff work times _", "nijhoff work entitleds _", "nijhoff work intitleds _"
"nijhoff book titles 2.9" » "nijhoff book intitled 2.9", "nijhoff book titles 19", "nijhoff book titles 3.1", "nijhoff book titles 3.2", "nijhoff book tables 2.9", "nijhoff book times 2.9", "nijhoff book intitleds 2.9"
"nijhoff ebook table 2006" » "nijhoff book table 2006", "nijhoff book tables 2006", "nijhoff ebook table 2.6", "nijhoff ebook table 20", "nijhoff ebook table 26"
"nijhoff book entitled 26" » "nijhoff book entitled _", "nijhoff book entitled mr", "nijhoff book entitled de"
"nijhoff book times 4.9" » "nijhoff book time 4.9", "nijhoff book themes 4.9", "nijhoff york times 4.9", "nijhoff book times 4.3", "nijhoff book times 4.4", "nijhoff book times 4.1"
"nijhoff ebook title 22" » "nijhoff ebook table 22", "nijhoff ebook time 22", "nijhoff ebook intitled 22", "nijhoff ebook title 25", "nijhoff ebook title 26", "nijhoff ebook title 42", "nijhoff ebook title _2", "nijhoff ebook title he2"
"nijhoff ebook title 21" » "nijhoff ebook table 21", "nijhoff ebook time 21", "nijhoff ebook intitled 21", "nijhoff ebook title _", "nijhoff ebook title he", "nijhoff ebook title 10", "nijhoff ebook title _1", "nijhoff ebook title he1"
"nijhoff book title 1" » "nijhoff book table 1", "nijhoff book time 1", "nijhoff book intitled 1", "nijhoff book title _", "nijhoff book title he"
"nijhoff work title 2" » "nijhoff work time 2", "nijhoff work entitled 2", "nijhoff work intitled 2", "nijhoff work title _", "nijhoff work title he"
"nijhoff work title a" » "nijhoff work time a", "nijhoff work entitled a", "nijhoff work intitled a", "nijhoff work title _"
"nijhoff op titles ii" » "nijhoff j titles ii", "nijhoff op titles 1", "nijhoff up titles ii", "nijhoff comp titles ii", "nijhoff job titles ii"
"nijhoff _ titles 26" » "nijhoff _ titles 1", "nijhoff _ titles a", "nijhoff _ titles c"

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 22") OR ((("nijhoff ebook title 21") OR ("nijhoff ebook intitled 21"))))) OR ("nijhoff ebook table 2006"))) OR ((((((((((("nijhoff book titles 2.9") OR ("nijhoff book times 4.9"))) OR ("nijhoff boston entitled a"))) OR ("nijhoff _ titles 26"))) OR ((((((("nijhoff work titles _") OR ("nijhoff working titles 26"))) OR ("nijhoff op titles ii"))) OR ((("nijhoff work title 2") OR ("nijhoff work title a"))))))) OR ((("nijhoff book title 1") OR ("nijhoff book entitled 26"))))))*.
• Removing quotes may allow a broader search: (((((( nijhoff ebook title 22 ) or ((( nijhoff ebook title 21 ) or ( nijhoff ebook intitled 21 ))))) or ( nijhoff ebook table 2006 ))) or ((((((((((( nijhoff book titles 2.9 ) or ( nijhoff book times 4.9 ))) or ( nijhoff boston entitled a ))) or ( nijhoff _ titles 26 ))) or ((((((( nijhoff work titles _ ) or ( nijhoff working titles 26 ))) or ( nijhoff op titles ii ))) or ((( nijhoff work title 2 ) or ( nijhoff work title a ))))))) or ((( nijhoff book title 1 ) or ( nijhoff book entitled 26 ))))))*.