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 tuan » trung thanh, trung tam, tran tuan
tuan trong » thuan trong, quan trong, tran trong
cong tan » cong tac, cong san, cong thanh
phan dau » phan tu, hang dau

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 tuan trong ((cong dong) or (cong tan)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh trung tuan trong ((cong dong) OR (cong tan)) phan dau.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung tuan trong ((cong dong) or (cong tan)) phan dau*.