Perhaps you should try some spelling variations:
communication methods » communication networks, communication network, communications networks
oral communication » mobile communication, _ communication, risk communication
technologies poor » technologies sector, technologies could, technologies _
poor information » labor information, how information, do information
information gap » information _, information flow
use development » sme development, e development, museum development
development co » development _, development a, development case

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

• Adding a wildcard symbol may retrieve word variants: technologies poor information gap de oral communication methods use development co afrique.*.