Perhaps you should try some spelling variations:
communication paper » communication power, communication pattern, communication partner
transfer inflation » transfer innovation, transfer simulation, transfer simulations
3.2 communication » 3 communication, 2.3 communication, de communication
development de » development d, development ds, developpement de
inflation tax » inflation rate, inflation _, inflation target
de afrique » de l'afrique, en afrique, l afrique
tax rice » tax rate, tax rule, tax re
rice 3.2 » price 3.2, rice 3.1, rice 3.3
paper 2 » paper _, paper i, paper 1

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

• Adding a wildcard symbol may retrieve word variants: technology transfer inflation tax rice 3.2 communication paper 2 development de afrique.*.