Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung danh tot snippets" » "dung danh code snippets", "dung doanh tot snippets", "dung dan tot snippets", "dung dang tot snippets", "dung hanh tot snippets", "dung danh tu snippets", "dung danh bat 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 danh tot 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 danh tot snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung danh tot snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung danh tot snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.