Perhaps you should try some spelling variations:
13.1 communication » 1.1 communication, 3.1 communication, 3.2 communication
des developpements » deux developpements, de developpement, et developpements
communication can » communication canada, communication china, communication 3
developpements de » developpement de, developpement des, developpement du
inflation tax » inflation rate, inflation _, inflation target
de afrique » de l'afrique, en afrique, l afrique
rule 13.1 » rule 14.1, rule 3.1, rule 13.3.1
tax rule » tax rules, tax rate
can des » can de, can best, plan des

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation tax rule 13.1 communication can des developpements de afrique.*.