Perhaps you should try some spelling variations:
rural development » social development
development rate » development create, development route, development water
b communication » 3 communication, 4 communication, 1 communication
technology des » technology does, technology debts, technology nodes
relations cost » relations post, relations cross, relations case
des relations » les relations, its relations, et relations
cost shares » cost share, cost sharing
costs rural » cost rural
shares b » shares _, share b, shares pt

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

• Adding a wildcard symbol may retrieve word variants: technology des relations cost shares b communication costs rural development rate birth.*.