Perhaps you should try some spelling variations:
child development » world development
technology chief » technology china, technology brief, technology choices
costs child » costs china
a afrique » l afrique, en afrique
flows de » flows do, flows debt, flows bei
de risk » e risk, de risi, edge risk

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology chief information flows de risk communication costs child development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology chief information flows de risk communication costs child development a afrique.*.