Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
tran thanh » ban thanh, van thanh, quan thanh
tran tuan » tran xuan, tran quang, tranh luan
dung cong » dung trong
tac nhanh » tac nhan, tac thanh, tai nhanh
nhanh cau » nhanh cay, thanh chau, nhanh ha
cong tac » cong ty

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sang) or (chinh sach)) - thanh ((tran tuan) OR (tran thanh)) dung cong tac nhanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chinh sach)) - thanh ((tran tuan) OR (tran thanh)) dung cong tac nhanh cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (chinh sach)) - thanh ((tran tuan) OR (tran thanh)) dung cong tac nhanh cau*".