Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"manh hang my snippets" » "manh thang my snippets", "manh hung my snippets", "minh hang my snippets", "manh hoang my snippets", "manh hang ly snippets", "manh mang may snippets", "manh hang my 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: (((("python using java snippets") or ("manh hang my snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("manh hang my snippets"))) OR ("locating bug code snippets")).
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