Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"quan doc ham snippets" » "quan doi ham snippets", "quan dac ham snippets", "quan doan ham snippets", "quan doc hai snippets", "quan do ham snippets", "quan doc tam snippets", "quan doc ham 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: (((("quan doc ham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quan doc ham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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