Perhaps you should try some spelling variations:
communications network » communications networks, communication network, communication networks
debts information » debt information, des information, gets information
technology debts » technology debate, technology data, technology dlt
au developpement » du developpement, de developpement, le developpement
developpement il » developpement de, developpement et, developpement du
information 2 » information 3
network au » network a, network ac, network anp
il afrique » l afrique, en afrique
2 book » 23 book, e book

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

• Adding a wildcard symbol may retrieve word variants: technology debts information 2 book data communications network au developpement il afrique.*.