Perhaps you should try some spelling variations:
2.2 communication » 2.3 communication, 3.2 communication, 2.7 communication
data integration » data integrity
developpement en » developpement et, developpement des, developpement de
technology data » technology dlt, technology debate, technology debts
integration wie » integration sowie, integration wage, integration wege
wie trade » die trade, we trade, white trade
trade 2.2 » trade 3.2, trade 4.1

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

• Adding a wildcard symbol may retrieve word variants: technology data integration wie trade 2.2 communication costs _ developpement en afrique.*.