Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao moi de snippets" » "dai moi de snippets", "do moi de snippets", "dao noi de snippets", "dao moi den snippets", "dao moi ve snippets", "dao 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: (((("dao 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: (((("dao moi de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao moi de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao moi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.