Perhaps you should try some spelling variations:
communication barriers » communication series, communication disorders
3.2 communication » 3 communication, 2.3 communication, de communication
technology have » technology hard, technology has, technologies have
1 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
have inflation » wage inflation, age inflation, has inflation
prices 3.2 » price 3.2, prices 3.1, prices 4.2
barriers 1 » barriers 10, barriers _, barriers a
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology have inflation _ prices 3.2 communication barriers 1 developpement l afrique.*.