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