Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologies along » technologies allow, technologies any, technologies a
along introduction » long introduction, kong introduction, lang introduction
introduction ct » introduction co, introduction c2, introduction ch
development li » development lid, development lie, development lin
li afrique » l afrique, en afrique
ct data » act data, oct data, cost data

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

• Adding a wildcard symbol may retrieve word variants: technologies along introduction ct data data communications costs _ development li afrique.*.