Perhaps you should try some spelling variations:
communications case » communication case, communications can, communications code
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
du developpement » de developpement, le developpement, et developpement
developpement de » developpement des, developpement durable
technology than » technology tax, technology trap, technology change
than inflation » has inflation, than information, huang inflation
inflation und » inflation index, inflation _, inflation tax
de afrique » de l'afrique, en afrique, l afrique
und price » fund price, usd price, fund prices
price 3.1 » prices 3.1, rice 3.1, price 3.2
case du » case d, case d1, case d2

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

• Adding a wildcard symbol may retrieve word variants: technology than inflation und price 3.1 communications case du developpement de afrique.*.