Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung quat data snippets" » "dung quan data snippets", "dung qua data snippets", "dung luat data snippets", "dung luat dat snippets", "dung qua dat snippets", "dung tuat dat snippets", "dung quat data slippers"
"anh java java snippets" » "anh va java snippets", "anh java java slippers"

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: (((("anh java java snippets") or ("dung quat data snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh java java snippets") OR ("dung quat data snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( anh java java snippets ) or ( dung quat data snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh java java snippets") or ("dung quat data snippets"))) or ("locating bugs code snippets"))*.