Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua va dong snippets" » "lua van dong snippets", "lua ha dong snippets", "lua xa dong snippets", "luan va dong snippets", "luat va dong snippets", "vua va dong 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 va dong 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 va dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua va dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua va dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.