Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
based communication » brand communication, based compensation, mediated communication
mining development » mine development, housing development
make information » more information, care information, age information
technology make » technology market, technology mara, technology more
development en » developpement en, development menu, development eco
costa mining » post mining, costs missing, data mining
set based » smt based, sat based, asset based
3.2 set » 2.2 set, 3.2 sem, 3.2 smt

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

• Adding a wildcard symbol may retrieve word variants: technology make information 3.2 set based communication costa mining development en afrique.*.