Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trinh bang cau snippets" » "trinh bang code snippets", "trinh bong cau snippets", "trinh ban cau snippets", "tinh bang cau snippets", "trinh hang cau snippets", "trinh bang cac snippets", "trinh nang cao 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 ("trinh bang cau snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trinh bang cau snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trinh bang cau snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trinh bang cau snippets"))) or ("locating bug core snippets"))*.