Perhaps you should try some spelling variations:
"bang dieu lua snippets" » "dang dieu lua snippets", "sang dieu lua snippets", "nang dieu lua snippets", "bang dieu cua snippets", "bang hieu luat snippets", "bang dien luan snippets", "bang dieu lua slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("bang dieu lua snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bang dieu lua snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bang dieu lua snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bang dieu lua snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.