Perhaps you should try some spelling variations:
chuong duong » cuong duong, tuong duong, cuong dung
phuong duong » phuong dung, phuong dong, phuong luong
hoc thieu » toc thieu, hoc hien
hanh dung » thanh dung, anh dung, hanh dong
doc hieu » toc thieu, hoc hien
van than » van thanh, van thang, van tuan
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (hoc thieu)) tinh - hanh dung luan ((chuong duong) or (phuong duong)) van than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc thieu)) tinh - hanh dung luan ((chuong duong) OR (phuong duong)) van than cap.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (hoc thieu)) tinh - hanh dung luan ((chuong duong) or (phuong duong)) van than cap*.