Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong hoi da snippets" » "dong hoc da snippets", "dong hoa da snippets", "tong hop da snippets", "dong hoi dap snippets", "dong hoi dan snippets", "dong hoi dat 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: (((("dong hoi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong hoi da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong hoi da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong hoi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.