Perhaps you should try some spelling variations:
4.7 communication » 2.7 communication, 4.1 communication, 4.1.7 communication
debt information » student information, credit information, budget information
au developpement » du developpement, de developpement, le developpement
developpement du » developpement de, developpement des, developpement et
technology debt » technology debts, technology debate, technology dlt
information use » information und, information 2
du afrique » en afrique, l afrique, de l'afrique
use trade » e trade, die trade, one trade
trade 4.7 » trade 4.1, trade 4.2, trade 4.3
costs au » costs a, costs amy, costs _

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

• Adding a wildcard symbol may retrieve word variants: technology debt information use trade 4.7 communication costs au developpement du afrique.*.