Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
hanh doanh » hang doanh, chinh doanh, doanh doanh
dong duong » tuong duong, cuong duong, dong thong
duong tinh » duong minh, duong sinh, dong tinh
doanh cua » doanh luan
cua dong » chua dong, cua cong, cua dang

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu manh - hanh doanh cua dong duong tinh ((toan ban) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu manh - hanh doanh cua dong duong tinh ((toan ban) OR (van ban))*.