Perhaps you should try some spelling variations:
"python using real snippets" » "python using metal snippets", "python using raw snippets", "python using real slippers"
"dap tan tinh snippets" » "dap tan thinh snippets", "dap ban tinh snippets", "dap man tinh snippets", "dac tan tinh snippets", "dai tan tinh snippets", "tap toan tinh snippets", "dap tan tinh 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: (((("dap tan tinh snippets") or ("python using real snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dap tan tinh snippets") OR ("python using real snippets"))) OR ("locating bug code snippets")).
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