Perhaps you should try some spelling variations:
hygiene communication » science communication, online communication, patient communication
a developments » a development, _ developments, 2 developments
developments 4 » developments _
like hygiene » die hygiene, safe hygiene
about like » about line, about lone, about linear
4 afrique » l afrique, en afrique, 2014 afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information about like hygiene communication costs a developments 4 afrique.*.