Perhaps you should try some spelling variations:
communications phase » communication phase, communications case, communications purchase
2.3 communications » 2.3 communication, 4.3 communication, 1.3 communication
le developpement » de developpement, sme development
developpement du » developpement de, developpement des, developpement et
innovation when » innovation where, innovation what, innovation why
technology 2 » technology _, technology 1, technology 3
when price » when prices, when prime, wheat price
du afrique » en afrique, l afrique, de l'afrique
price 2.3 » price 3, price 4.4
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 2 innovation when price 2.3 communications phase le developpement du afrique.*.