Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa hinh cao snippets" » "hoa sinh cao snippets", "hoa binh cao snippets", "hoan chinh cao snippets", "hoa tinh cao snippets", "hoa dinh cao 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: (((("hoa hinh cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa hinh cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa hinh cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa hinh cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.