Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phat ha tang snippets" » "khat ha tang snippets", "phan ha tang snippets", "pham ha tang snippets", "phat phap tang snippets", "phat cao tang snippets", "phat kho tang snippets", "phat ha tang 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 ("phat ha tang snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phat ha tang snippets"))) OR ("locating bug code snippets")).
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