Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"vung cho hoi snippets" » "vung cho code snippets", "dung cho hoi snippets", "rung cho hoi snippets", "vung co hoi snippets", "vung cho hoc snippets", "vung cho moi snippets", "vung cho doi 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 ("vung cho hoi snippets"))) or ("locating bug core snippets"))~.
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