Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
tran thanh » ban thanh, van thanh, quan thanh
dang cong » dung cong
trung va » truong va, trang va, trung ha
cong van » cong vang, cong san, song van
va dang » van dang, va nang, va lang
van tan » van tuan, van ban, van tai
tan ban » toan ban, tang ban, van ban

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 (tran thanh)))) - thanh trung va dang cong van tan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (((thien thanh) OR (tran thanh)))) - thanh trung va dang cong van tan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (((thien thanh) or (tran thanh)))) - thanh trung va dang cong van tan ban*.