Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dau mat can snippets" » "dau mot can snippets", "dau may can snippets", "dang mat can snippets", "dau bat can snippets", "dau mat dan snippets", "dau mao can 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: (((("dau mat can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dau mat can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dau mat can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dau mat can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.