Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ion hat de snippets" » "ion dat de snippets", "cong hat de snippets", "dien hat de snippets", "ion nhat de snippets", "ion vat de 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: (((("ion hat de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ion hat de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ion hat de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ion hat de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.