Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
tieu xanh » tieu danh, chieu xanh, dieu hanh
cong van » cong vang, cong san, song van
van nhan » van phan, van thanh, danh nhan
nhan tai » hang tai, van tai, toan tai
va nang » van nang, da nang, cam nang
va lang » hoa lang

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 truong ((va nang) or (va lang)) cong van nhan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh truong ((va nang) OR (va lang)) cong van nhan tai.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh truong ((va nang) or (va lang)) cong van nhan tai*.