Perhaps you should try some spelling variations:
"nang duoc anh snippets" » "ngang duoc anh snippets", "nang doc anh snippets", "nganh duoc anh snippets", "nang duc anh snippets", "nang nuoc anh snippets", "nang quoc anh snippets", "nang duoc anh 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: (((("nang duoc anh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang duoc anh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang duoc anh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang duoc anh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.