Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luc dung con snippets" » "luc dung code snippets", "duc dung con snippets", "tuc dung con snippets", "luc dong con snippets", "luc dung cong snippets", "luc dung von snippets", "luc 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: (((("luc dung con snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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