Perhaps you should try some spelling variations:
"world basics technical paper" » "world basic technical paper", "world basics techniques paper", "world devices technical paper", "world brics technical paper", "worlds basic technical paper"
"word basics technical paper" » "word basic technical paper", "word basics techniques paper", "word devices technical paper", "world basic technical paper", "bond basics technical paper", "cord basic technical paper"
"world banks technical papers" » "world tasks technical papers", "world apis technical papers", "world apps technical papers", "world bank's technical papers", "world bank technical papers", "world back technical papers"
"work banks technical papers" » "work tasks technical papers", "work apis technical papers", "work apps technical papers", "work bank technical papers", "work blacks technical papers", "work back technical papers"

Try widening your search to All Fields.

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 paper") OR ("word basics technical paper"))) OR ((("world banks technical papers") OR ("work banks technical papers")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"world basics technical paper\") or (\"word basics technical paper\"))) or (((\"world banks technical papers\") OR (\"work banks technical papers\"))))".
• Removing quotes may allow a broader search: (((( world basics technical paper ) or ( word basics technical paper ))) or ((( world banks technical papers ) OR ( work banks technical papers )))).
• Adding a wildcard symbol may retrieve word variants: (((("world basics technical paper") or ("word basics technical paper"))) or ((("world banks technical papers") OR ("work banks technical papers"))))*.