Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duy doc cao snippets" » "duy doc code snippets", "day doc cao snippets", "duy dac cao snippets", "duy dot cao snippets", "duy hoc cao snippets", "duy do cao snippets", "duy doc dao 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: (((("python using java snippets") or ("duy doc cao snippets"))) or ("locating bug core snippets"))~.
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