Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
trung cua » truong cua, trung tuan, trung cap
van phong » van dong, hai phong
phong tan » phong toan, phong van, phong ban
toan ban » van ban
toan cao » toan tap
cua van » cua ban, cua vat, cua dan

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 xanh - thanh trung cua van phong tan ((toan ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh trung cua van phong tan ((toan ban) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung cua van phong tan ((toan ban) or (toan cao))*.