Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
lanh manh » lanh tranh, lan anh, van manh
dung cong » dung trong
manh cua » doanh cua, ban cua
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
san tran » tan tran, ban tran, dang tran
tran cau » tran chau, toan cau, ran cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu nganh) or (chieu tinh)) - lanh manh cua dung cong san tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu nganh) OR (chieu tinh)) - lanh manh cua dung cong san tran cau.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu nganh) or (chieu tinh)) - lanh manh cua dung cong san tran cau*.