Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cua dung co snippets" » "cua dung code snippets", "cua dang co snippets", "cua dong co snippets", "qua dung co snippets", "cua dung cho snippets", "cua dung cong snippets", "cua dung cua 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: (((("cua dung co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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