Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lua nganh co snippets" » "lua nganh code snippets", "luat nganh co snippets", "cua nganh co snippets", "luc nganh co snippets", "lua nganh cong snippets", "lua nganh hoa snippets", "lua nganh y 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 nganh co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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