Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duc cac truc snippets" » "duc cau truc snippets", "duc cac tru snippets", "duc cac trung snippets", "duoc cac truc snippets", "tuc cac truc snippets", "muc cac truc snippets", "duc cac truc 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: (((("duc cac truc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc cac truc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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