Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"han dan mon snippets" » "han dan code snippets", "nhan dan mon snippets", "han danh mon snippets", "shan dan mon snippets", "han dap mon snippets", "han dan dong snippets", "han dong mon 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: (((("han dan mon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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