Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lieu cac ban snippets" » "hieu cac ban snippets", "dieu cac ban snippets", "lieu bac ban snippets", "lieu cac dan snippets", "lieu cac van snippets", "lieu can ban snippets", "lieu cac ban 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: (((("lieu cac ban snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu cac ban snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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