Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"luan hung va snippets" » "luan chung va snippets", "lan hung va snippets", "luan ung va snippets", "luan huong va snippets", "luan hung van snippets", "luan hang va snippets", "luan hung va 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: (((("luan hung va snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luan hung va snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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