Perhaps you should try some spelling variations:
space communication » face communication, scale communication, spain communications
formal context » formal contexts, formal concept, formats content
14 developing » 4 developing, 1 developing, 10 developing
from formal » from informal
context how » content how, context has, context he
how space » how race
costs 14 » costs 4, costs 1, costs 11.4

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

• Adding a wildcard symbol may retrieve word variants: technology from formal context how space communication costs 14 developing _ africa.*.