Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang loi de snippets" » "dang loai de snippets", "dang noi de snippets", "hang loi de snippets", "dang lai de snippets", "dang doi de snippets", "dang moi de 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: (((("dang loi 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: (((("dang loi de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang loi de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang loi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.