Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pham cua cu snippets" » "pham cua code snippets", "pham ca cu snippets", "phat cua cu snippets", "ham cua cu snippets", "pham cua chu snippets", "pham cua su snippets", "pham cua 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: (((("python using java snippets") or ("pham cua cu snippets"))) or ("locating bug core snippets"))~.
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