Perhaps you should try some spelling variations:
"python using raw snippets" » "python using real snippets", "python using a snippets", "python using low snippets", "python using raw slippers"
"chat cua sio2 snippets" » "nhat cua sio2 snippets", "chat va sio2 snippets", "chat huu sio2 snippets", "chat cua sinh snippets", "chat cao sio2 snippets", "chat cua so snippets", "chat cua sio2 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: (((("chat cua sio2 snippets") or ("python using raw snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat cua sio2 snippets") OR ("python using raw snippets"))) OR ("locating bug code snippets")).
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