Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
mass communication » risk communication, _ communication, mobile communication
information about » information flows, information flow
technologies a » technologies _
de development » e development, de developpement, code development
development co » development _, development a, development case
a information » _ information, land information, award information
about de » about _
costs de » costs per, costs _, costs a
de mass » does mass, ice mass

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies a information about de mass communication costs de development co afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies a information about de mass communication costs de development co afrique.*.