Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap doan cap snippets" » "tap doan cap snippets", "lap doanh cap snippets", "dao doanh cap snippets", "dap doanh cao snippets", "dap dan ca snippets", "dap toan cao 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 doan cap 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 doan cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap doan cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap doan cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.