Perhaps you should try some spelling variations:
patent development » payment development, talent development, content development
pt communication » put communication, et communication, post communication
technology make » technology market, technology mara, technology more
development aid » development a, development africa, development agenda
make relations » race relations, making relations, trade relations
relations 2.1 » relations 3.1, relations 1, relations _
costs patent » costs part, costs peter, costs rent
2.1 crisis » 3.1 crisis, 2010 crisis, 2011 crisis
crisis pt » crisis _, crisis a

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology make relations 2.1 crisis pt communication costs patent development aid aortic.*.