Perhaps you should try some spelling variations:
level communication » level communications, cell communication, event communication
technologies based » technologies used, technology based, technologies a
based information » basic information, based innovation, land information
die developpement » de developpement, le developpement, du developpement
developpement en » developpement et, developpement des, developpement de
communication 2 » communication _, communication a, communication 3
hts level » u.s level
3.2 hts » 3.2 hgsc, 3.2 hptf

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

• Adding a wildcard symbol may retrieve word variants: technologies based information 3.2 hts level communication 2 die developpement en afrique.*.