Perhaps you should try some spelling variations:
thanh trung » thanh tung
tieu xanh » tieu danh, chieu xanh, dieu hanh
dung cong » dung trong
trung va » truong va, trang va, trung ha
cong van » cong vang, cong san, song van
thanh ca » thanh cha, thanh cac, thanh ha
than cap » khan cap, thanh lap, thanh cac
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - thanh trung va dung cong van ((thanh ca) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh trung va dung cong van ((thanh ca) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh trung va dung cong van ((thanh ca) or (than cap))*.