Perhaps you should try some spelling variations:
nijhoff book » nijhoff boston
book titless » book title, ebook title, book tables
book titles » book entitled, book intitled
nijhoff op » nijhoff _, nijhoff j
op titles » up titles, comp titles, job titles

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 titless ) OR ((( nijhoff book titles ) OR ( nijhoff op titles )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( nijhoff book titless ) or ((( nijhoff book titles ) OR ( nijhoff op titles ))))".
• Adding a wildcard symbol may retrieve word variants: (( nijhoff book titless ) or ((( nijhoff book titles ) OR ( nijhoff op titles ))))*.