Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung huong code snippets" » "dung thuong code snippets", "dung phuong code snippets", "dong huong code snippets", "dung huong co snippets", "dung huong com snippets"
"trinh a model snippets" » "trinh va model snippets", "trinh da model snippets", "trinh ha model 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 a model snippets") or ("dung huong code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh a model snippets") OR ("dung huong code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( trinh a model snippets ) or ( dung huong code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh a model snippets") or ("dung huong code snippets"))) or ("locating bugs code snippets"))*.