Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
3 communication » 4 communication, de communication, data communication
information do » information does, information der, information due
development li » development lid, development lie, development lin
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
barriers a » barriers _, barrier _
li afrique » l afrique, en afrique
do places » dorm places, do players, two places
places 3 » places _, place 3, places a

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information do places 3 communication barriers a development li afrique.*.