Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"doi bon phan snippets" » "doi mon phan snippets", "doi toan phan snippets", "doi cong phan snippets", "doi bo phan snippets", "doi ban phan snippets", "doi boi phan snippets", "doi bon phan 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.

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: (((("python using java snippets") OR ("doi bon phan snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("doi bon phan snippets"))) or ("locating bug code snippets"))*.