Perhaps you should try some spelling variations:
communication mode » communication model, communication modes, communication module
rural development » social development
development cpia » development capita, development china, development capital
information 2 » information 3
mode rural » monde rural, modern rural, exode rural
nr 4 » nr 1, nr 2

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: "technologies _ information 2 ((r 4) OR (nr 4)) communication mode rural development cpia africa.~".
• Adding a wildcard symbol may retrieve word variants: technologies _ information 2 ((r 4) OR (nr 4)) communication mode rural development cpia africa.*.