Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hieu cac lua slippers" » "hieu luc lua slippers", "hieu va lua slippers", "hieu van lua slippers", "hieu cac luat slippers", "hieu cac qua slippers", "hieu cay lua slippers", "hieu cac lua slippery", "hieu cac lua 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: (((("hieu cac lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hieu cac lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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