Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua cau ve snippets" » "luat cau ve snippets", "cua cau ve snippets", "quan cau ve snippets", "lua dau ve snippets", "lua cuu ve snippets", "lua ca ve 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 cau ve 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 cau ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua cau ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua cau ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.