Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan may da snippets" » "nha may da snippets", "nhan my da snippets", "phan may da snippets", "nhan may dap snippets", "nhan may va snippets", "nhan mat da 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: (((("nhan may da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan may da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan may da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan may da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.