Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
trung cua » truong cua, trung tuan, trung cap
doc hieu » toc thieu, hoc thieu, hoc hien
van cong » van dong, van phong, phan cong
cong van » cong vang, cong san, song van
van tuan » van quan, van ban, anh tuan
cua van » cua ban, cua vat, cua dan
tuan tu » tuan thu, tran tu, toan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (doc hieu)) xanh - thanh trung cua van cong van tuan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (doc hieu)) xanh - thanh trung cua van cong van tuan tu.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (doc hieu)) xanh - thanh trung cua van cong van tuan tu*.