Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"cung cu doc snippets" » "chung cu doc snippets", "cung cua doc snippets", "cong cu doc snippets", "cung co doc snippets", "cung cu soc snippets", "cung cu uoc 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 cu doc 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 cu doc snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cung cu doc snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cung cu doc snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.