Perhaps you should try some spelling variations:
secure communication » remote communication, science communication, mobile communication
technologies based » technologies used, technology based, technologies a
communication cost » communication costs, communication costa, communications costs
normative content » normative context, information content, normative consensus
based normative » based formative, based narrative, das normative
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing v » developing av, developing _, developing a
content iv » content i, context iv, content _
iv secure » id secure, _ secure, a secure
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
v africa » 1 africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologies based normative content iv secure communication cost 2.2 developing v africa.*.