Perhaps you should try some spelling variations:
"python missing data snippets" » "python using data snippets"
"cap ly hoa snippets" » "tap ly hoa snippets", "cap y hoa snippets", "cam ly hoa snippets", "cap ly khoa snippets", "cap ly hoan snippets", "cap ly hoat snippets"
"locating bug code snippets" » "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: (((("cap ly hoa snippets") or ("python missing data snippets"))) or ("locating bug code snippets"))~.
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