Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung cu can snippets" » "dung cu code snippets", "dung cua can snippets", "dung co can snippets", "dung cho can snippets", "dung cu cao snippets", "dung cu dan 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: (((("dung cu can snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cu can snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung cu can snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cu can snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.