Perhaps you should try some spelling variations:
communications sector » communication sector, communication section, telecommunications sector
real development » rural development, legal development, nepal development
formulation 3 » formulation _, formulations _, formulating _
sector real » sector health
bank africa » bank's africa, can africa, banking africa
a 10 » _ 10, 9 10, 7 10

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies _ formulation 3 ((a 10) OR (a 1)) communications sector real development bank africa.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies _ formulation 3 ((a 10) OR (a 1)) communications sector real development bank africa.*".