Perhaps you should try some spelling variations:
"python missing data snippets" » "python using data snippets"
"dai ca hon snippets" » "dai cua hon snippets", "dai va hon snippets", "bai ca hon snippets", "dai cao hon snippets", "dai 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: (((("dai 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: (((("dai ca hon snippets") OR ("python missing data snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dai ca hon snippets ) or ( python missing data snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai ca hon snippets") or ("python missing data snippets"))) or ("locating bug code snippets"))*.