Perhaps you should try some spelling variations:
"python using code snippets" » "python using cfd snippets", "python using one snippets", "python using code slippers"
"bua va phan snippets" » "bua van phan snippets", "bua va phat snippets", "bua va phap snippets", "vua va phan snippets", "sua va phan snippets", "xua va phan snippets", "bua va phan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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