Perhaps you should try some spelling variations:
technologies party » technologies part, technologies art, technologies past
data communication » data communications
party information » ary information, early information, paris information
urban development » human development
development en » developpement en, development menu, development eco
table 1 » table _, table 4.1
a urban » 2 urban, 4 urban, 1 urban
1 data » 2.1 data, 3.1 data, 4.1 data

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

• Adding a wildcard symbol may retrieve word variants: technologies party information table 1 data communication a urban development en afrique.*.