Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
et communications » et communication, et communicatione, 10 communications
some development » sme development, women development, site development
development case » development china
technology e » technology 1, technology 3, technology 4
e selection » de selection, en selection, et selection
costs some » cost some
3 prices » 2 prices, do prices
3 prince » _ prince, a prince, au prince

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology e selection ((3 prices) OR (3 prince)) et communications costs some development case 1.~".
• Adding a wildcard symbol may retrieve word variants: technology e selection ((3 prices) OR (3 prince)) et communications costs some development case 1.*.