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