Perhaps you should try some spelling variations:
china development » china's development, child development, mena development
development state » development stage, developmental state, redevelopment state
de communication » mobile communication, online communication
technology une » technology use, technology used, technology uses
une innovation » use innovation, eine innovation, lane innovation
innovation gap » innovation game, innovation g, innovation goals
state africa » trade africa
gap a » gap _, gas a, gap 4
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technology une innovation gap a de communication _ china development state africa.*.