Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
volume information » house information, some information, valuable information
technology volume » technologies volume, seismology volume, technology evolution
information age » information storage, information access, information about
sme development » trade development
costs sme » costs some, costs amy
de data » e data, wide data, de datos
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 volume information age de data communications costs sme development _ afrique.*.