Perhaps you should try some spelling variations:
communication based » communication united, communication brazil, communication barriers
data communication » data communications
land development » world development, child development
formulation who » formulation where, formulation _, formulation 3
technologies 2 » technologies _, technologies 4
2 formulation » _ formulation, 3 formulation, la formulation
based land » based demand
does data » does cat
1 afrique » l afrique, en afrique, 1 enrique
who does » whom does, who goes, who loses

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 formulation who does data communication based land development 1 afrique.*.