Perhaps you should try some spelling variations:
basics technical » basic technical, basics techniques, basic technique
basic mechanical » basic mechanisms, basic mechanism, dynamic mechanical
mechanical paper » mechanical proper, mechanical power, mechanical powers
banks technical » tasks technical, blocks technical, apis technical
word basics » world basic, bond basics, cord basic
world banks » world bank's, world bank, work banks
cad basic » ipad basic, land basic, cord basic

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: (((( word basics technical paper ) OR ( cad basic mechanical paper ))) OR ( world banks technical papers )).
• Adding a wildcard symbol may retrieve word variants: (((( word basics technical paper ) or ( cad basic mechanical paper ))) or ( world banks technical papers ))*.