Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"xuan dung code snippets" » "tuan dung code snippets", "xuan hung code snippets", "quang dung code snippets", "xuan dung cong snippets", "xuan dung co snippets", "xuan dung de snippets", "xuan dung code slippers"
"dung java java snippets" » "dung va java snippets", "dung 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: (((("xuan dung code snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xuan dung code snippets") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( xuan dung code snippets ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xuan dung code snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.