Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lai yang cao snippets" » "hai yang cao snippets", "kai yang cao snippets", "lai chang cao snippets", "lai nang cao snippets", "lai lang cao snippets", "lai quang cao 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: (((("lai yang cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lai yang cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lai yang cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lai yang cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.