Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologies any » technologies dans, technologies a, technologies art
information gaps » information gap
any information » ary information, key information, pay information
per development » power development, spur development, oer developments
gaps de » gaps do, camps de, gaps new
de risk » e risk, de risi, edge risk

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

• Adding a wildcard symbol may retrieve word variants: technologies any information gaps de risk communication cost per development _ afrique.*.