Perhaps you should try some spelling variations:
site development » sme development, mine development, estate development
communication 1 » communication _, communication a, communication 3
pt information » ct information, plot information, get information
technology pt » technology 1, technology 3, technology 4
1 afrique » l afrique, en afrique, 1 enrique
1 risk » 10 risk, 4 risk, 2 risk
1 site » _ site, a site, 7 site

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology pt information 3.2 ((1 risk) OR (3 risk)) communication 1 site development 1 afrique.~".
• Adding a wildcard symbol may retrieve word variants: technology pt information 3.2 ((1 risk) OR (3 risk)) communication 1 site development 1 afrique.*.