Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"toan thu hai snippets" » "toan thuc hai snippets", "toan thue hai snippets", "tuan thu hai snippets", "toan thu ha snippets", "toan thu nhap snippets", "toan thu hang snippets", "toan thu hai 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: (((("toan thu hai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toan thu hai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toan thu hai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
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