Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"than duc tan slippers" » "tran duc tan slippers", "phan duc tan slippers", "than doc tan slippers", "than duc tran slippers", "than duc toan slippers", "than duc tuan slippers", "than duc tan slippery", "than duc tan grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

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• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than duc tan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("than duc tan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.