Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung quan so snippets" » "dung quan code snippets", "dung quang so snippets", "dung luan so snippets", "luong quan so snippets", "dung quan su snippets", "dung quan doi snippets", "dung quan sat 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 ("dung quan so snippets"))) or ("locating bug core snippets"))~.
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