Perhaps you should try some spelling variations:
"world banks technical papers" » "world tasks technical papers", "world basics technical papers", "world apis technical papers", "world bank's technical papers", "world bank technical papers", "work banks technical papers"
"world tcsc technical paper" » "world basic technical paper", "world music technical paper", "world svc technical paper", "world tcs2 technical paper", "world tcs7 technical paper", "world tcs8 technical paper", "world test technical paper", "world task technical paper", "world txc technical paper"
"world c technical paper" » "world 2 technical paper", "world 7 technical paper", "world 8 technical paper"

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