Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doanh cho con snippets" » "doanh cho code snippets", "danh cho con snippets", "doanh co con snippets", "doanh cao con snippets", "doanh cho cong snippets", "doanh cho lon snippets", "doanh cho can 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: (((("doanh cho con snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doanh cho con snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( doanh cho con snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doanh cho con snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.