Perhaps you should try some spelling variations:
communication skill » communication skills, communications skills, communication social
oral communication » personal communication
trade information » price information, private information, trade integration
technology trade » technology trends, technology transfer, technology transfers
development band » development bank, development banks
information age » information storage, information access, information about
band afrique » en afrique
skill human » skills human, skilled human, skill demand
de oral » de otras, new oral
age de » page de, stage de, image de

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

• Adding a wildcard symbol may retrieve word variants: technology trade information age de oral communication skill human development band afrique.*.