Perhaps you should try some spelling variations:
thanh trung » thanh tung
thuong cong » thong cong, thuong dong, truong cong
thieu xanh » chieu xanh, hieu manh, thien anh
trung than » trung thanh, trung thang, trung tuan
thuong con » thuong dong, truong cong, thong cong
hoc thieu » toc thieu, hoc hien
dan toan » van toan, dan than, manh toan
ban than » ban thanh, van thanh, ban hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - thanh trung than ((thuong cong) OR (thuong con)) ((dan toan) or (ban than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh trung than ((thuong cong) OR (thuong con)) ((dan toan) OR (ban than)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - thanh trung than ((thuong cong) OR (thuong con)) ((dan toan) or (ban than)) cau*".