Perhaps you should try some spelling variations:
"trinh anh kiem snippets" » "trinh hanh kiem snippets", "trinh thanh kiem snippets", "trinh kinh kiem snippets", "trinh anh kien snippets", "trinh khanh kiem snippets", "trinh nganh kiem snippets", "trinh anh kiem slippers"
"dung cac code snippets" » "luong cac code snippets", "dung cho code snippets", "dung tai code snippets", "dung cac cong snippets", "dung cac co snippets", "dung cac che snippets", "dung cac code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 anh kiem snippets") or ("dung cac code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh anh kiem snippets") OR ("dung cac code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh anh kiem snippets ) or ( dung cac code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh anh kiem snippets") or ("dung cac code snippets"))) or ("locating bug code snippets"))*.