Perhaps you should try some spelling variations:
private partnersships » private partnerships, private partnership, private parternships
private partnersship » private partnership, private partnerships, private parternships
private partners » private parties, private partnership, private learners

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: public ((((private partners) OR (private partnersship))) OR (private partnersships)).
• Adding a wildcard symbol may retrieve word variants: public ((((private partners) or (private partnersship))) or (private partnersships))*.