Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies can » technologies a, technologies _, technology can
information rate » information age, information case, information matter
can information » care information, change information, fund information
development aid » development a, development bank, development _
rate does » trade does, care does

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

• Adding a wildcard symbol may retrieve word variants: technologies can information rate does mobile communication costs _ development aid afrique.*.