Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xac danh hoa snippets" » "xac dinh hoa snippets", "tac danh hoa snippets", "sach danh hoa snippets", "xac thanh hoa snippets", "xac khanh hoa snippets", "xac nganh hoa 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: (((("xac danh hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xac danh hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xac danh hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xac danh hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.