Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lua dung doi snippets" » "lua dung code snippets", "qua dung doi snippets", "luan hung doi snippets", "qua duong doi snippets", "lua huong doi snippets", "lua dung tai snippets", "lua dung co 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: (((("lua dung doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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