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