Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bat dung cua snippets" » "bat dung code snippets", "bat dong cua snippets", "vat dung cua snippets", "ban dung cua snippets", "bat dung luan snippets", "bat dung cho snippets"
"python using java snippets" » "python using data 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 ("bat dung cua snippets"))) or ("locating bug core snippets"))~.
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