Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung doi chu snippets" » "dung doi code snippets", "huong doi chu snippets", "dung tai chu snippets", "dung co chu snippets", "dung hoi chu snippets", "dung doi thu snippets", "dung doi chi 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: (((("dung doi chu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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