Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung danh cau snippets" » "dung danh code snippets", "dung doanh cau snippets", "dung dan cau snippets", "dung dang cau snippets", "dung danh dau snippets", "dung danh ca snippets", "dung danh hau snippets"
"hang java java snippets" » "hang 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 cau snippets") or ("hang java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung danh cau snippets") OR ("hang java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung danh cau snippets ) or ( hang java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung danh cau snippets") or ("hang java java snippets"))) or ("locating bug core snippets"))*.