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