Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duc phan cach snippets" » "duc phan code snippets", "duc nhan cach snippets", "duc phan cac snippets", "duc phan tach snippets", "dung phan cach snippets", "duc thang cach snippets", "duc phung cach snippets"
"dung java java snippets" » "dung va java 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: (((("dung java java snippets") or ("duc phan cach snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("duc phan cach snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( duc phan cach snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("duc phan cach snippets"))) or ("locating bug core snippets"))*.