Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap va cao snippets" » "tap va cao snippets", "dap ve cao snippets", "day va cao snippets", "dap va cac snippets", "dap va co snippets", "dap va dao 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: (((("dap va 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: (((("dap va cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap va cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap va cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.