Perhaps you should try some spelling variations:
"python using raw snippets" » "python using real snippets", "python using a snippets", "python using low snippets", "python using raw slippers"
"dap toan tin snippets" » "tap toan tin snippets", "dan toan tin snippets", "dap tan tin snippets", "dap toan tien snippets", "dap toan dien snippets", "dap toan ban snippets", "dap toan tin slippers"
"locating bug code snippets" » "locating bug code slippers", "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 toan tin snippets") or ("python using raw snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dap toan tin snippets") OR ("python using raw snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap toan tin snippets ) or ( python using raw snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap toan tin snippets") or ("python using raw snippets"))) or ("locating bug code snippets"))*.