Perhaps you should try some spelling variations:
truong dang » trong dang, truong giang, truong quang
hanh dung » thanh dung, anh dung, hanh dong
dang toan » dang tran, dan toan, dung toan
cua dong » chua dong, cua cong, cua nong
cua dang » cua cong, cua ban
toan cau » 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 ((ho manh) or (chu van)) - hanh dung ((cua dong) OR (cua dang)) truong dang toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((ho manh) OR (chu van)) - hanh dung ((cua dong) OR (cua dang)) truong dang toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((ho manh) or (chu van)) - hanh dung ((cua dong) OR (cua dang)) truong dang toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((ho manh) or (chu van)) - hanh dung ((cua dong) OR (cua dang)) truong dang toan cau*.