Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cap bao toan snippets" » "cap bao code snippets", "cap bai toan snippets", "cap bao ton snippets", "cap bao thang snippets", "ca bao toan snippets", "cau bao toan 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: (((("cap bao toan snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cap bao toan snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cap bao toan snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap bao toan snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.