Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
wave communications » face communications, data communications, faso communications
information patent » information content, information part, information panels
developing cross » development cross, developing areas, development across
3 developing » 3 development
cross africa » across africa, across african, crises africa
patent term » payment terms, patent reform
term wave » term wage, term water, term care
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information patent term wave communications costs 3 developing cross africa.*.