Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hanh tang » hanh trang, anh tang, hanh mang
30 trieu » 25 trieu
va thong » va thuong, va phuong, he thong
tang va » trang va, tang van, thang va
hai tap » hai thap, bai tap, hai tan
han tap » han tai, toan tap, nhan tai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: 30 trieu tinh - hanh tang va thong cong ((hai tap) OR (han tap)) cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "30 trieu tinh - hanh tang va thong cong ((hai tap) OR (han tap)) cao".
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - hanh tang va thong cong ((hai tap) OR (han tap)) cao*.