Perhaps you should try some spelling variations:
communication models » communications models, communication model, communication modes
technologies care » technologies case, technologies art, technologies can
care information » more information, change information, trade information
development en » developpement en, development menu, development eco
flows de » flows do, flows debt, flows bei
models a » models 1, models 3

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies care information flows de _ communication models a development en afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies care information flows de _ communication models a development en afrique.*.