Perhaps you should try some spelling variations:
communication cost » communication costs, communications costs, communication mode
rate information » trade information, care information, private information
some development » sme development, site development, code development
technology rate » technology trade, technology age, technology role
information et » information act, information _, information need
development co » development _, development a, development case

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

• Adding a wildcard symbol may retrieve word variants: technology rate information et de _ communication cost some development co afrique.*.