Perhaps you should try some spelling variations:
4.2 developpement » 4.2 development, de developpement, le developpement
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
interaction arms » interaction terms, interaction cards, interaction amp
developpement la » developpement de, developpement et, developpement du
3.2 interaction » 3.2 introduction, face interaction
technology 3.2 » technology 2.2, technology 3.1, technology 2
arms trade » arms race
la afrique » l afrique, la fabrique, en afrique
trade 4.1 » trade 2.2, trade 3.2

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

• Adding a wildcard symbol may retrieve word variants: technology 3.2 interaction arms trade 4.1 communication costs 4.2 developpement la afrique.*.