Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies urban » technology urban, technologies during, technologies create
urban information » can information, bank information, urban transformation
information act » information age, information about, information gaps
use development » sme development, e development, museum development
de mobile » does mobile, _ mobile, a mobile

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

• Adding a wildcard symbol may retrieve word variants: technologies urban information act de mobile communication costs use development _ afrique.*.