Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai trac de snippets" » "hoi trac de snippets", "khai thac de snippets", "thai tran de snippets", "hai tac de snippets", "hai trac dia snippets", "hai trang de 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: (((("hai trac de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai trac de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai trac de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai trac de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.