Perhaps you should try some spelling variations:
planning communication » managing communication, teaching communication, managing communications
technologies based » technologies used, technology based, technologies a
based instruction » radio instruction, assisted instruction
instruction a » instruction _, instruction 1, instruction 3
data planning » dam planning, das planning, data explaining
a developing » a development
developing a » developing _
a afrique » l afrique, en 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 based instruction a data planning communication costs a developing a afrique.*.