Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dao duoc cac snippets" » "tao duoc cac snippets", "dao duc cac snippets", "da duoc cac snippets", "dao cuoc cach snippets", "dao duoc chat snippets", "dao duong cac snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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