Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tranh do hoa snippets" » "trinh do hoa snippets", "thanh do hoa snippets", "trang do hoa snippets", "tranh dong 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: (((("tranh do 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: (((("tranh do hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tranh do hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tranh do hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.