Perhaps you should try some spelling variations:
communication methods » communication media, communication model
price information » private information, price inflation
technology price » technology rich, technology voice, technology service
c830 development » 2030 development, 3 development, 2.3 development
methods c830 » methods 2.3, methods 1.3, methods 18.3
a afrique » l afrique, en afrique
about de » about due, about dead, about debt
de mass » de masse, de mais, de masa

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

• Adding a wildcard symbol may retrieve word variants: technology price information about de mass communication methods c830 development a afrique.*.