Perhaps you should try some spelling variations:
nhung chong » nhung cong, nhung phong, nhung phuong
thieu xanh » chieu xanh, hieu manh, thien danh
thien anh » thien danh, thien thanh, thien chanh
hanh sinh » hanh tinh, hanh dinh, hinh sinh
cua nhung » va nhung
chong van » thong van, hong van, phong van
tien anh » tieng anh, tien manh, dien anh
sinh cua » manh cua, dinh cuu, sinh va
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan 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 ((thieu xanh) or (((thien anh) OR (tien anh)))) - hanh sinh cua nhung chong van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (((thien anh) OR (tien anh)))) - hanh sinh cua nhung chong van toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (((thien anh) OR (tien anh)))) - hanh sinh cua nhung chong van toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (((thien anh) OR (tien anh)))) - hanh sinh cua nhung chong van toan cao*.