Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"cung cac chat snippets" » "cuong cac chat snippets", "cung cap chat snippets", "dung cac chat snippets", "cung cao chat snippets", "cung cac thuat snippets", "cung cac nha snippets"
"locating bug code snippets" » "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: (((("cung cac chat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cung cac chat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cung cac chat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cung cac chat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.