Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chi phan hoi snippets" » "chi phan code snippets", "cho phan hoi snippets", "chinh phan hoi snippets", "chi nhanh hoi snippets", "chi phan phoi snippets", "chi phan thoi snippets", "chi phan hoa 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: (((("chi phan hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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