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