Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thang va da snippets" » "hang va da snippets", "trang va da snippets", "thong va da snippets", "thang va dao snippets", "thang va dau snippets", "thang va dap 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 va da 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 va da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thang va da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thang va da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.