Perhaps you should try some spelling variations:
"dung minh thanh snippets" » "dung dinh thanh snippets", "dung tinh thanh snippets", "dung hinh thanh snippets", "duong minh thanh snippets", "dung ninh thanh snippets", "dung vinh thanh snippets", "dung minh thanh 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 minh thanh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung minh thanh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung minh thanh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung minh thanh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.