Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang su cuu snippets" » "dang su code snippets", "dang su cu snippets", "dang su cua snippets", "dang so cuu snippets", "dan su cuu snippets", "dung su cuu snippets", "dong su cuu 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: (((("dang su cuu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang su cuu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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