Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap tran chi snippets" » "dap tan chi snippets", "dang tran chi snippets", "dao trang chi snippets", "dap trang chi snippets", "dap tran thi snippets", "dap toan chi 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 tran chi 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 tran chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap tran chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap tran chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.