Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
sites development » site's development, site development, cities development
based innovation » und innovation
communication et » communication 3, communication 1, communication 2
development de » development d, development ds, developpement de
innovation 4 » innovation _, innovation a, innovation 1
das written » data written, das dritte, a written
de afrique » de l'afrique, en afrique, l afrique
et sites » web sites, des sites, les sites
4 das » 1 das, 2 das, 3 das

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

• Adding a wildcard symbol may retrieve word variants: technologies based innovation 4 das written communication et sites development de afrique.*.