Perhaps you should try some spelling variations:
cong huong » cong thuong, cong luong, cong hung
hanh dung » thanh dung, anh dung, hanh dong
chu manh » ho manh, chu han, thu minh
dung cua » dung luan, dung cho
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
chu van » cuu van, chu han

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu manh) OR (chu van)) - hanh dung cua cong huong dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu manh) OR (chu van)) - hanh dung cua cong huong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chu manh) OR (chu van)) - hanh dung cua cong huong dan toan cao*.