Perhaps you should try some spelling variations:
communication model » communication media
development banking » development planning, development bank, development banks
information import » information support, information vorwort, information empower
technologies dns » technologies dans, technologies de, technologies any
dns information » dis information, des information, des informations
import des » apport des, import duties, import taxes
model 2 » model 1, model 2.2, model 2.1

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies dns information import des _ communication model 2 development banking africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies dns information import des _ communication model 2 development banking africa.*.