Perhaps you should try some spelling variations:
4.2 developpement » 4.2 development, de developpement, le developpement
interaction cards » interaction terms, interaction counts, interaction forces
3.1 interaction » 3.2 interaction, 3 interaction, 2 interaction
4 communication » 3 communication, 5.4 communication, de communication
developpement l » developpement il, developpement la, developpement de
technology 3.1 » technology 1, technology 2.2, technology _
cards trade » arms trade, carry trade, carbon trade
l afrique » en afrique
trade 4 » trade _, trade a

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

• Adding a wildcard symbol may retrieve word variants: technology 3.1 interaction cards trade 4 communication costs 4.2 developpement l afrique.*.