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