Perhaps you should try some spelling variations:
cong thuong » hang thuong
trung thuoc » trung thuc, trung quoc, trung hoc
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trung » thanh trung, hanh trang, manh trung
thuoc cong » truoc cong, thuoc trong, thu cong
doc chieu » doc hieu, doi chieu, toc thieu
dan hanh » dang hanh, dan khanh, dan thanh
ban hanh » ban hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc chieu tinh - hanh trung thuoc cong thuong ((dan hanh) or (ban hanh)) ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu tinh - hanh trung thuoc cong thuong ((dan hanh) OR (ban hanh)) ca*.