Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lua dong cua snippets" » "lua dong code snippets", "luan dong cua snippets", "luu dong cua snippets", "cua dong cua snippets", "lua dung cua snippets", "lua cong cua snippets", "lua huong cua 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 dong cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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