Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huong moi de snippets" » "chuong moi de snippets", "huong doi de snippets", "huong toi de snippets", "huong moi den snippets", "huong moi ve snippets", "huong moi ke 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: (((("huong moi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huong moi de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huong moi de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huong moi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.