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