Perhaps you should try some spelling variations:
"dung trong code snippets" » "dung trong cong snippets", "dung trong co snippets", "dung trong che snippets", "dung trong code slippers"
"trinh cac nhan snippets" » "trinh cau nhan snippets", "trinh chat nhan snippets", "trinh chao nhan snippets", "trinh ca nhan snippets", "trinh cac nha snippets", "trinh cam nhan snippets", "trinh cac nhan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("trinh cac nhan snippets") or ("dung trong code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh cac nhan snippets") OR ("dung trong code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh cac nhan snippets ) or ( dung trong code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh cac nhan snippets") or ("dung trong code snippets"))) or ("locating bug code snippets"))*.