Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung gian doc snippets" » "dung gian code snippets", "duong gian doc snippets", "dung giao doc snippets", "dung giai doc snippets", "dung gian dac snippets", "dung gian don snippets", "dung giam doc 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 gian doc snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung gian doc snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung gian doc snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung gian doc snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.