Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dat hoi tran snippets" » "dat hoi trac snippets", "dat thoi trang snippets", "dat hoi thanh snippets", "dat thoi tran snippets", "dai hoi tran snippets", "dan hoi tran snippets", "dat hoi tran 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: (((("dat hoi tran snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat hoi tran snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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