Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cac san 2014 snippets" » "cac sinh 2014 snippets", "cac nam 2014 snippets", "cac ban 2019 snippets", "cac dan 2014 snippets", "cac van 2014 snippets", "cac ban 2014 snippets", "cac san 2014 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: (((("cac san 2014 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac san 2014 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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