Perhaps you should try some spelling variations:
thien hach » thien thanh
nghe thong » he thong
thong danh » thong dan, thong lanh, trong danh
hien hanh » dieu hanh
danh than » danh thanh, danh thang, danh nhan
cong hoa » dong hoa, dong hoc, hang hoa
hoa nghe » hoc nghe, khoe nghe, chon nghe
than cau » toan cau, phan cau, than cap

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) or (hien hanh)) - thanh cong hoa nghe thong danh than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien hach) OR (hien hanh)) - thanh cong hoa nghe thong danh than cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien hach) or (hien hanh)) - thanh cong hoa nghe thong danh than cau*.