Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bien cac cau snippets" » "bien cac code snippets", "vien cac cau snippets", "dien cac cau snippets", "bien ca cau snippets", "bien cac mau snippets", "bien bac cau 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: (((("bien cac cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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