Perhaps you should try some spelling variations:
telecommunication cost » telecommunication costa, telecommunications cost, telecommunication cote
trades development » trade development, trade developments, trade developement
development en » developpement en, development menu, development eco
des variation » does variation, de variation, der variation
typology des » typologie des, typologie der, typology _
variation 14 » variation 4, variation 3.4, variation 6.4
cost trades » costs trade, costly trade
14 el » 10 el, 12 el, 14 al

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

• Adding a wildcard symbol may retrieve word variants: typology des variation 14 el _ telecommunication cost trades development en afrique.*.