Perhaps you should try some spelling variations:
cause communication » causes communication, change communication, couple communication
communication 3.3 » communication _, communication a, communication 1
development pan » development plan, development plans, development japan
technologies 2 » technologies _, technologies 4
pan african » pan american, can africa, pan africanism
a dot » _ dot
3.3 2 » 3.3 2d, 3.3 _, 3.3 a
a do » _ do, a d, a co

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies 2 information ((a do) OR (a dot)) cause communication 3.3 2 development pan african.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies 2 information ((a do) OR (a dot)) cause communication 3.3 2 development pan african.*".