Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"bai tang tro snippets" » "ba tang tro snippets", "bai giang tro snippets", "bai trong tro snippets", "bai trang tri snippets", "bai tang theo snippets", "bai tang tren snippets", "bai tang tro 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: (((("bai tang tro snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bai tang tro snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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