Perhaps you should try some spelling variations:
customs information » customer information, business information
technology customs » technology clusters, technology costs, technology history
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
developpement du » developpement de, developpement des, developpement et
information can » information case, information 1, information 1.2
e developpement » de developpement, le developpement, et developpement
du afrique » en afrique, l afrique, de l'afrique
can cash » a cash
cash 2.7 » case 2.7, ash 2.4, cash 3.2
costs e » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology customs information can cash 2.7 communication costs e developpement du afrique.*.