Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
mass communication » risk communication, _ communication, mobile communication
technologies land » technologies any, technologies a, technology land
land information » fund information, award information, road information
per development » power development, spur development, power developments
costs per » cost per
flows de » flows do, flows debt, flows _
de mass » does mass, ice mass

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

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