Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cau thu tich snippets" » "cau chu tich snippets", "cau chu thich snippets", "cau thue tinh snippets", "cau thi tich snippets", "cau tu tich snippets", "cac thu tich snippets", "cau thu tich 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: (((("cau thu tich snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau thu tich snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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