Perhaps you should try some spelling variations:
theo chau » theo chu, theo chieu, theo cap
theo phap » thi phap
hang cong » dang cong, hang nong, bang cong
cong dan » cong san, cong tan, huong dan
dan tuan » doan tuan, van tuan, dan luan
tuan ban » tuan bang, toan ban, luan ban
va hang » van hang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chau) or (theo phap)) tinh - ((thanh tung) or (thanh cong)) va hang cong dan tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chau) OR (theo phap)) tinh - ((thanh tung) OR (thanh cong)) va hang cong dan tuan ban.
• Adding a wildcard symbol may retrieve word variants: ((theo chau) or (theo phap)) tinh - ((thanh tung) or (thanh cong)) va hang cong dan tuan ban*.