Perhaps you should try some spelling variations:
test development » forest development, port development, mena development
technologies 4 » technologies _
formative peer » formative power, formative years, normative power
development en » developpement en, development menu, development eco
4 formative » _ formative, 3 formative, 2 formative
how de » how doe, how do, how does
how ae » how age, how ai, how am

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies 4 formative peer ((how de) OR (how ae)) communication a test development en afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 4 formative peer ((how de) OR (how ae)) communication a test development en afrique.*.