Perhaps you should try some spelling variations:
communication effort » communication efforts, communication errors, communication et
gold development » good development, world development, road development
technologies 4 » technologies _
4 information » 2 information, 1 information
information 3 » information 2
effort gold » efforts old, efforts role
3 das » 1 das, 2 das

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies 4 information 3 das _ communication effort gold development africa from.~.
• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3 das _ communication effort gold development africa from.*.