Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lon chat cho snippets" » "lon chat code snippets", "don chat cho snippets", "lon chan cho snippets", "lon nhat cho snippets", "lon chat co snippets", "lon chat thom snippets", "lon cap cho 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 chat cho snippets"))) or ("locating bug core snippets"))~.
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