Perhaps you should try some spelling variations:
basics technical » basic technical, basics techniques, basic technique
api technical » mali technical, ii technical, iii technical
world basics » world basic, word basics, world brics
world api » world ai, world app, world april

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( world basics technical papers ) OR ( world api technical paper )).
• Adding a wildcard symbol may retrieve word variants: (( world basics technical papers ) or ( world api technical paper ))*.