Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua con cho snippets" » "lua chon cho snippets", "qua con cho snippets", "cua con cho snippets", "lua cong cho snippets", "lua ton cho snippets", "lua con chi 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 con cho 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 con cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua con cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua con cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.