Perhaps you should try some spelling variations:
technologies can » technologies a, technologies co, technologies _
can information » von information, von informationen
4 communication » 3 communication, 5.4 communication, de communication
developing east » development east, developing a, developing asia
4 developing » 3 developing
east afrique » east africa, east african, en afrique
about lead » about dead, about leave, about legal
costs 4 » costs _, costs a, costs 4.2
lead 4 » lead _, lead a, dead 4

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies can information about lead 4 communication costs 4 developing east afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies can information about lead 4 communication costs 4 developing east afrique.*.