Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung java java snippets" » "dung va java snippets"
"cong bin zhang slippers" » "cong min zhang slippers", "cong ming zhang slippers", "cong qing zhang slippers", "cong binh zhang slippers", "cong bi zhang slippers", "cong tin zhang slippers", "cong bin zhang slippery", "cong bin zhang grippers"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("cong bin zhang slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("cong bin zhang slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( cong bin zhang slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("cong bin zhang slippers"))) or ("locating bugs code snippets"))*.