Perhaps you should try some spelling variations:
secure communication » remote communication, science communication, mobile communication
technologies used » technologies based, technology used, technologies _
normative content » normative context, information content, normative consensus
used normative » und normative, us normative, based formative
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
developing amp » developing a, developing ai, developing av
content id » content i, content _, content 1
amp africa » em africa, wup africa
id secure » _ secure, a secure, 3 secure
costs 3.2 » costs 4.2, cost 3.2, costs 3.5

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

• Adding a wildcard symbol may retrieve word variants: technologies used normative content id secure communication costs 3.2 developing amp africa.*.