Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doc cao thu slippers" » "hoc cao thu slippers", "do cao thu slippers", "doc dao thu slippers", "doc cao thi slippers", "doc cac thu slippers", "doc ca thu slippers", "doc cao thu slippery", "doc cao thu grippers"
"locating bug code snippets" » "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: (((("doc cao thu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doc cao thu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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