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"
"dinh cu trac snippets" » "dinh cuu trac snippets", "dinh chuc trac snippets", "dinh chau trac snippets", "dinh tu trac snippets", "dinh cau truc snippets", "dinh co trach snippets", "dinh cu trac 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: (((("dinh cu trac snippets") or ("python using data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dinh cu trac snippets") OR ("python using data snippets"))) OR ("locating bug code snippets")).
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