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"
"ban nha pha snippets" » "ban nhan pha snippets", "ban phap pha snippets", "ban than pha snippets", "ban nha phat snippets", "ban nha ha snippets", "ban ha pha snippets", "ban nha pha 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: (((("ban nha pha snippets") or ("python using raw snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban nha pha snippets") OR ("python using raw snippets"))) OR ("locating bug code snippets")).
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