Perhaps you should try some spelling variations:
secure communication » remote communication, science communication, mobile communication
communication costa » communication costs, communications costs, communication cote
technologies based » technologies used, technology based, technologies a
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 iv » developing av, developing ict, developing cil
content id » content i, content _, content 1
id secure » _ secure, a secure, 3 secure
costa 2.2 » cost 2.2, costs 2.2, forsta 2.2
iv africa » 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 id secure communication costa 2.2 developing iv africa.*.