Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cac ten lang snippets" » "cac tien lang snippets", "cac den lang snippets", "cac yen lang snippets", "cac nen lang snippets", "cac benh lang snippets", "cac tinh lang snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("cac ten lang snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cac ten lang snippets"))) OR ("locating bug core snippets")).
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