Perhaps you should try some spelling variations:
"cua rang code snippets" » "cua rang co snippets", "cua rate code snippets", "cua dang code snippets", "cua hang code snippets", "cua lang code snippets", "cua rang code slippers"
"python using a snippets" » "python using a 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: (((("cua rang code snippets") or ("python using a snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cua rang code snippets") OR ("python using a snippets"))) OR ("locating bug code snippets")).
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