Perhaps you should try some spelling variations:
development policies » development policy, development projects
communication mode » communication model, communication modes, communication module
data communication » data communications
technology ethnic » technology ethical, technology economic, technology extends
ethnic relations » economic relations, public relations
relations amp » relations a, relations act, relations au
mode social » model social, more social, code social
costs data » cost data
amp costs » amp coss, comp costs, up costs

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

• Adding a wildcard symbol may retrieve word variants: technology ethnic relations amp costs data communication mode social development policies a.*.