Perhaps you should try some spelling variations:
couple communication » complex communication, mobile communication, people communication
development saber » development series, development strategy
communication 1 » communication _, communication a, communication 3
technologies 2 » technologies _, technologies 4
3 development » 2 development
saber africa » labor africa, sahara africa, serer african
amp a » amp m, amp _, amp e

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 2 information ((amp a) OR (amp d)) couple communication 1 3 development saber africa.~".
• Adding a wildcard symbol may retrieve word variants: technologies 2 information ((amp a) OR (amp d)) couple communication 1 3 development saber africa.*.