Perhaps you should try some spelling variations:
development plans » development planning, development policy, development policies
de communication » mobile communication, online communication
technology 3 » technology _, technology 1, technology 4
3 tradition » 3 traditions, _ tradition, a tradition
3.1 crisis » 2.1 crisis, 11 crisis, 3.1 cross
3 crisis » 19 crisis
costs a » costs _, costs 4
plans c » planes c, plans _, plans a

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology 3 tradition ((3.1 crisis) OR (3 crisis)) de communication costs a development plans c.~".
• Adding a wildcard symbol may retrieve word variants: technology 3 tradition ((3.1 crisis) OR (3 crisis)) de communication costs a development plans c.*.