Perhaps you should try some spelling variations:
trong thuong » thong thuong, trong tuong, cong thuong
thieu tinh » trieu tinh, thien tinh, lieu tinh
chieu tinh » trieu tinh, lieu tinh, chau tinh
tuan trong » thuan trong, quan trong, tran trong
thanh tra » thanh toan, thanh hoa
tra tuan » tran tuan, tra quan, tri tuan
dan chan » dan gian, dan ca
van chat » cao chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu tinh) or (chieu tinh)) - thanh tra tuan trong thuong ((dan chan) OR (van chat)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu tinh) OR (chieu tinh)) - thanh tra tuan trong thuong ((dan chan) OR (van chat)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu tinh) or (chieu tinh)) - thanh tra tuan trong thuong ((dan chan) OR (van chat)) cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu tinh) or (chieu tinh)) - thanh tra tuan trong thuong ((dan chan) OR (van chat)) cau*.