Perhaps you should try some spelling variations:
quang tuan » quang thanh, quan luan, quang cua
quang doan » quan doan, quang hoan, quang toan
tieu xanh » tieu danh, chieu xanh, dieu hanh
hung tuan » hung tran, trung tuan, hung thang
cang doan » cong doan, hang doanh, trang doan
phan cau » phan dau, phan cac, phan tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh ((hung tuan) OR (quang tuan)) khong ((cang doan) OR (quang doan)) phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - thanh ((hung tuan) or (quang tuan)) khong ((cang doan) OR (quang doan)) phan cau~".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh ((hung tuan) or (quang tuan)) khong ((cang doan) OR (quang doan)) phan cau*.