Perhaps you should try some spelling variations:
"python missing data snippets" » "python using data snippets"
"doi ca hon snippets" » "doi cua hon snippets", "doi cay hon snippets", "duoi ca hon snippets", "doi cao hon snippets", "doi cay hong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("doi ca hon snippets") or ("python missing data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi ca hon snippets") OR ("python missing data snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("doi ca hon snippets") or ("python missing data snippets"))) or ("locating bug code snippets"))*.