Perhaps you should try some spelling variations:
oral communication » personal communication
information based » information case, information bank, transformation based
technologies 2 » technologies _, technologies 4
4 developing » 3 developing
developing a » developing _
based best » based test, based bess, based pest
best oral » best deal
costs 4 » costs _, costs a, costs 4.2
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information based best oral communication costs 4 developing a areas.*.