Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lieu doi van snippets" » "lieu boi van snippets", "lieu voi van snippets", "lieu dai van snippets", "lieu do van snippets", "lieu doi va snippets", "lieu doi ban snippets", "lieu doi van 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: (((("python using java snippets") or ("lieu doi van snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("lieu doi van snippets"))) OR ("locating bug code snippets")).
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