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