Perhaps you should try some spelling variations:
technical paper » technical papers
apis technical » apps technical, basics technical, actions technical
api technical » mali technical, ii technical, iii technical
world apis » world apps, world anis, world kpis
world api » world ai, world app, world april

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: "(( world apis technical paper ) OR ( world api technical paper ))".
• Adding a wildcard symbol may retrieve word variants: (( world apis technical paper ) OR ( world api technical paper ))*.