Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung ca tren snippets" » "dung cua tren snippets", "dung cac tren snippets", "dung cam tren snippets", "dung cau tren snippets", "dung cu tren snippets", "dung la tren snippets", "dung ca tren 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: (((("dung ca tren snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung ca tren snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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