Perhaps you should try some spelling variations:
data communication » data communications
grid development » grid developments, grips development, aid development
technologies 1 » technologies _, technologies 4, technologies 2
policy working » policy looking, policies working, policy making
information 3 » information 2
die data » die daten, life data, file data
3 die » 2 die, _ die

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information 3 die data communication costs grid development policy working.*.