Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"quan doc hai snippets" » "quan doi hai snippets", "quan dac hai snippets", "quan doan hai snippets", "quan hoc hai snippets", "quan do hai snippets", "quan duc hai snippets", "quan doc hai 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 hai 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 hai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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