Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dai cua hon snippets" » "dai cua code snippets", "doi cua hon snippets", "dai cua hoi snippets", "dai cua hoc snippets", "dai ca hon snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data 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 cua hon snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dai cua hon snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dai cua hon snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai cua hon snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.