Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dao dan lich snippets" » "dao dan dich snippets", "dao den lich snippets", "dao dien lich snippets", "dao van lich snippets", "cao dang lich snippets", "dao dong lich snippets", "dao dan lich slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dao dan lich snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao dan lich snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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