Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap mon hong snippets" » "dap mon huong snippets", "dap con hong snippets", "dap muon huong snippets", "nhap mon hong 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 mon hong 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 mon hong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap mon hong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap mon hong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.