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