Perhaps you should try some spelling variations:
data communication » data communications
technologies und » technologie und, technologien und, technologies under
a4 developpement » au developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
und information » fund information, road information, award information
information 3 » information 2
networks a4 » networks a, networks 4, networks 4.4
3 book » 23 book, e book, 2 book

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

• Adding a wildcard symbol may retrieve word variants: technologies und information 3 book data communication networks a4 developpement en afrique.*.