Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoi luan doi snippets" » "hoi luan code snippets", "hoa luan doi snippets", "hoc luan doi snippets", "khoa luan doi snippets", "hoi quan doi snippets", "hoi lua doi snippets", "hoi luan gioi 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: (((("hoi luan doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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