Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets", "python using data slippers"
"lua cau tra snippets" » "luat cau tra snippets", "cua cau tra snippets", "quan cau tra snippets", "lua ca tra snippets", "lua cau ra snippets", "lua cau truc snippets", "lua cau tra 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 data snippets") or ("lua cau tra snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data snippets") OR ("lua cau tra snippets"))) OR ("locating bug code snippets")).
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