Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dang phi cac snippets" » "dang thi cac snippets", "lang phi cac snippets", "dang khoi cac snippets", "dang pha cac snippets", "dang phan cac snippets", "dang phia bac 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: (((("dang phi cac snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang phi cac snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang phi cac snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang phi cac snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.