Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua sang che snippets" » "luc sang che snippets", "bua sang che snippets", "cua sang che snippets", "lua sang cho snippets", "lua han che snippets", "lua hang cho 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 sang che 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 sang che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua sang che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua sang che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.