Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
toan tai » doanh tai, toan ban, toan cao
toan tap » toan ban
tinh » trinh, dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((trieu tinh) or (chieu sang)) - thanh trung cua nhung cong tan ((toan tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((trieu tinh) OR (chieu sang)) - thanh trung cua nhung cong tan ((toan tai) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo ((trieu tinh) or (chieu sang)) - thanh trung cua nhung cong tan ((toan tai) or (toan tap))*.