Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cac tao anh snippets" » "cau tao anh snippets", "cac tro anh snippets", "cac tac anh snippets", "cac cao anh snippets", "cac tam anh snippets", "cac tran anh snippets", "cac tao anh slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("cac tao anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac tao anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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