Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cuu toan lap snippets" » "cuu hoan lap snippets", "cua toan lap snippets", "huu toan lap snippets", "cuu toan tap snippets", "cuu toan lao snippets", "cuu tan lap 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 ("cuu toan lap snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cuu toan lap snippets"))) OR ("locating bug core snippets")).
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