Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lenh ca da snippets" » "lenh va da snippets", "lenh canh da snippets", "menh cua da snippets", "lenh ca dao snippets", "lenh ca dan snippets", "lenh ca dam 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: (((("lenh ca 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: (((("lenh ca da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lenh ca da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lenh ca da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.