Perhaps you should try some spelling variations:
change information » chandos information, trade information
technology change » technological change, technological changes
pair competition » fair competition, unfair competition, player competition
de developpement » sme development
information 3.1 » information 3.2, information 3.4, information 3.3
competition co » competition c, competition act, competition how
des afrique » en afrique, de l'afrique
does pair » does aid
3.1 does » 4.1 does, 2.3.1 does, 13.2 does
co de » co den, co die, co je

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

• Adding a wildcard symbol may retrieve word variants: technology change information 3.1 does pair competition co de developpement des afrique.*.