Perhaps you should try some spelling variations:
model development » local development, social development, global development
development case » development china
7 communication » 3 communication, 4 communication, de communication
relations cost » relations post, relations cross, relations case
technology 3 » technology _, technology 1, technology 4
3 relations » et relations, des relations
cost shares » cost share, cost sharing
costs model » cost model, cost models, costs money
case birth » rate birth, sale birth
shares 7 » shares _, share 7, shares 9.7

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

• Adding a wildcard symbol may retrieve word variants: technology 3 relations cost shares 7 communication costs model development case birth.*.