Perhaps you should try some spelling variations:
interaction matters » interaction patterns, interaction partners, interacting matter
4.3 communication » 2.3 communication, 4.1 communication, 4 communication
developpement il » developpement de, developpement et, developpement du
4 developpement » de developpement, le developpement, et developpement
1 interaction » 10 interaction, 17 interaction, 19 interaction
matters trade » matter trade, charters trade, members trade
technology 1 » technology _
il afrique » l afrique, en afrique
trade 4.3 » trade 4.1, trade 1.3, trade 4.2
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology 1 interaction matters trade 4.3 communication costs 4 developpement il afrique.*.