Perhaps you should try some spelling variations:
communication cote » communication costs, communication costa, communication case
interaction terms » interaction term
2.3 communication » 3.2 communication, de communication, 4 communication
du developpement » de developpement, le developpement, et developpement
developpement de » developpement des, developpement durable
3.2 interaction » 3.2 introduction, face interaction
technology 3.2 » technology 2.2, technology 3.1, technology 2
terms trade » term trade, arms trade, firms trade
de afrique » de l'afrique, en afrique, l afrique
trade 2.3 » trade 2.2, trade 2.1, trade 1.3
cote du » cote d, cote de, compte du

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 terms trade 2.3 communication cote du developpement de afrique.*.