Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
2.3.5 communication » 2.3 communication, 2.2.3 communication, 2.5 communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
inflation gross » inflation across, inflation process, information gross
technology a » technology 1, technology 3, technology 4
gross prices » cross price, goods prices, gross proceeds
prices 2.3.5 » prices 2.3.1, prices 2.3.4, prices 2.3.6
a inflation » _ inflation, 2 inflation, 6 inflation
de afrique » de l'afrique, en afrique, l afrique
phase le » phase de, phase life, phase der

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

• Adding a wildcard symbol may retrieve word variants: technology a inflation gross prices 2.3.5 communication phase le developpement de afrique.*.