Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thang cua le snippets" » "thong cua le snippets", "hang cua le snippets", "than cua le snippets", "thang cua te snippets", "thang cua he snippets", "thang cua ly 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: (((("thang cua le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thang cua le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thang cua le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thang cua le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.