Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
calculations phase » calculations charge, calculations based, calculations chapter
development model » development models, development middle
de communication » mobile communication, online communication
some development » sme development, women development, site development
costa some » cost some, costs some
phase 1 » phase _
1 de » 1 die, 1 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies _ calculations phase 1 de communication costa some development model afrique.*.