Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"den bang che snippets" » "den nang che snippets", "de bang che snippets", "den lang che snippets", "den sang che snippets", "den bang cho snippets", "den bang he 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: (((("den bang che snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den bang che snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( den bang che snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("den bang che snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.