Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"co xon ngan snippets" » "co von ngan snippets", "co toan ngan snippets", "co dong ngan snippets", "co don ngan snippets", "co lon ngan snippets", "co ton ngan snippets", "co xon ngan 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: (((("co xon ngan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co xon ngan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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