Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
une communication » d'une communication, ante communication, de communication
informal schools » formal schools, normal schools, formal school
development cure » development core, development course, development case
technologien 3 » technologies 3, technologien _, technologie 3
schools does » schools homes, schools do, schooling does
cure africa » curse africa, care africa, secure africa
3 informal » _ informal, vs informal
does une » does de, does e
cost gas » cost base, cost bias, cost a

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

• Adding a wildcard symbol may retrieve word variants: technologien 3 informal schools does une communication cost gas development cure africa.*.