Perhaps you should try some spelling variations:
technologies private » technologies create, technology private, technologies improve
communication costs » communication systems, communication efforts, communication skills
information case » information based, information age, information use
per development » power development, spur development, power developments
development a » development _, development bank, development banks
costs per » cost per

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

• Adding a wildcard symbol may retrieve word variants: technologies private information case edge _ communication costs per development a afrique.*.