Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
manh trung » manh tung, thanh trung, manh hung
trung phan » trung thanh, trung ha, dung phan
phan xuong » phan cong
dung doanh » dung dan, dung dong
hoc thien » hoc hien, hoc thieu, hoc thiet
cong hoan » cong hoa, dong hoa, cong san
phan tap » phan lap, han tap, pha tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thien hach - manh trung phan xuong ((cong hoan) or (dung doanh)) phan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - manh trung phan xuong ((cong hoan) OR (dung doanh)) phan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - manh trung phan xuong ((cong hoan) or (dung doanh)) phan tap*.