Perhaps you should try some spelling variations:
communication models » communications models, communication model, communication modes
technologies first » technologies fish, technologies fit, technologies art
oral communication » personal communication
first information » fairs information, ist information, flight information
development banks » development bank
information a » information age, information about
des oral » des moral, des oil, des orts
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technologies first information a des oral communication models _ development banks afrique.*.