Perhaps you should try some spelling variations:
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 e » developing _, developing a, developing east
content id » content i, content _, content 1
id science » und science, die science, phd science
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
e africa » em africa, de africa, eu 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 science communication cost 2.2 developing e africa.*.