Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
thieu xanh » chieu xanh, thien anh, thien danh
tran hoang » tran hong, quan hoang, tran quang
hieu manh » chieu xanh, hieu nganh, dieu hanh
dang cong » dung cong
hoang ha » hoang hai, hong ha, hoang nham
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
ha dang » hai dang, ha dong, ha tang

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) or (thien thanh))) or (hieu manh)) - tran hoang ha dang cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu xanh) OR (thien thanh))) OR (hieu manh)) - tran hoang ha dang cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((((thieu xanh) or (thien thanh))) or (hieu manh)) - tran hoang ha dang cong dan than cau*.