Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"anh tinh cao snippets" » "canh tinh cao snippets", "hanh tinh cao snippets", "manh tinh cao snippets", "anh tinh lao snippets", "anh tinh chat snippets", "anh tinh cach 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: (((("anh tinh cao snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh tinh cao snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh tinh cao snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh tinh cao snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.