Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"pham tam anh snippets" » "pham tai anh snippets", "pham nam anh snippets", "pham tan anh snippets", "pham tuan anh snippets", "pham pham anh snippets", "pham tam linh snippets", "pham tam 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: (((("pham tam 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: (((("pham tam anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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