Perhaps you should try some spelling variations:
"trinh trong tan snippets" » "trinh truong tan snippets", "tranh trong tan snippets", "trinh trung tan snippets", "trinh trong san snippets", "trinh trong quan snippets", "trinh trong cac snippets", "trinh trong tan slippers"
"dung dung code snippets" » "duong dung code snippets", "ung dung code snippets", "dung ung code snippets", "dung dung cong snippets", "dung dung co snippets", "dung dung de snippets", "dung dung 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 trong tan snippets") or ("dung dung code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh trong tan snippets") OR ("dung dung code snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("trinh trong tan snippets") or ("dung dung code snippets"))) or ("locating bug code snippets"))*.