Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lam ca cao snippets" » "lam cua cao snippets", "lam cha cao snippets", "lam co cao snippets", "lam ca dao snippets", "lam cu cao snippets", "lam ca cac 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: (((("lam ca 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: (((("lam ca cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lam ca cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lam ca cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.