Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lon ban cau snippets" » "lon ban code snippets", "long ban cau snippets", "lo ban cau snippets", "con ban cau snippets", "lon bang cau snippets", "lon ban can snippets", "lon van cau 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 ("lon ban cau snippets"))) or ("locating bug core snippets"))~.
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