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