Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nha dong lan snippets" » "nhan dong lan snippets", "ha dong lan snippets", "nha dung lan snippets", "nha dong luan snippets", "nha dong lanh snippets", "nha dong san snippets", "nha dong lan 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: (((("nha dong lan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nha dong lan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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