Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua mao con snippets" » "lua dao con snippets", "lua gao con snippets", "luat bao con snippets", "lua tao con snippets", "lua mao can snippets", "lua sao con 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 mao con 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 mao con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua mao con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua mao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.