Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
oral communication » personal communication
technology chief » technology china, technology brief, technology choices
development case » development china
information act » information age, information a, information about
de oral » de otras, new oral
act de » act der, pact de, act does

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology chief information act de oral communication costa _ development case afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology chief information act de oral communication costa _ development case afrique.*.