Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua bien cac snippets" » "cua bien cac snippets", "lua lien cac snippets", "luat hien cac snippets", "lua vien cac snippets", "lua dien cac snippets", "lua bien ca 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: (((("lua bien cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lua bien cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua bien cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua bien cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.