Perhaps you should try some spelling variations:
"cong danh thang snippets" » "cong danh thanh snippets", "cong dinh thang snippets", "cong nhanh thang snippets", "cuong danh thang snippets", "cong dan thang snippets", "cong thanh thang snippets", "cong danh thang 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"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cong danh thang snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong danh thang snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong danh thang snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong danh thang snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.