Perhaps you should try some spelling variations:
communication paper » communication power, communication pattern, communication partner
technology than » technology tax, technology trap, technology change
1 developpement » de developpement, le developpement, et developpement
than inflation » has inflation, than information, huang inflation
inflation der » inflation index, inflation _, inflation tax
river mobile » einer mobilen, river profile, die mobile
des afrique » en afrique, de l'afrique
der river » oder river, under river, der ritter
paper 1 » paper _, paper i, paper 2

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

• Adding a wildcard symbol may retrieve word variants: technology than inflation der river mobile communication paper 1 developpement des afrique.*.