Perhaps you should try some spelling variations:
interaction matters » interaction patterns, interaction partners, interacting matter
5.3 communication » 2.3 communication, 4.3 communication, 1.3 communication
3.1 interaction » 3.2 interaction, 3 interaction, 2 interaction
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
technology 3.1 » technology 1, technology 2.2, technology _
matters trade » matter trade, charters trade, members trade
trade 5.3 » trade 1.3, trade 4.3, trade 9.3
l afrique » en afrique
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 3.1 interaction matters trade 5.3 communication costs 4 developpement l afrique.*.