Perhaps you should try some spelling variations:
tranh luan » trinh luan, trinh luat, doanh luan
trang tuan » tran tuan, trung tuan, trong tuan
doi chieu » doc hieu, ho chieu, mot chieu
dung cong » dung trong
cong tan » cong tac, cong san, cong thanh
tan hang » tan khang, ban hang, van hang
hang tai » hang va, dung tai
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (doi chi)) xanh - hanh ((tranh luan) or (trang tuan)) dung cong tan hang tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doi chi)) xanh - hanh ((tranh luan) OR (trang tuan)) dung cong tan hang tai.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doi chi)) xanh - hanh ((tranh luan) or (trang tuan)) dung cong tan hang tai*.