Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lua dac nhan snippets" » "lua cac nhan snippets", "lua danh nhan snippets", "lua ca nhan snippets", "luan dac nhan snippets", "lua dao nhan snippets", "luat dat nhan snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("lua dac nhan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lua dac nhan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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