Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
technologies budget » technologies current, technologies based, technologies bit
development case » development china
formulation a » formulation _, formulation 3, formulation 4
network human » networks human, network hub, network hubs
case africa » cases africa, care africa, curse africa
a de » a die, a der, a des

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies budget formulation a de _ communication network human development case africa.~.
• Adding a wildcard symbol may retrieve word variants: technologies budget formulation a de _ communication network human development case africa.*.