Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
hieu lang » chieu sang, hieu quang, nhieu tang
manh tung » manh hung, thanh tung
cua nhung » va nhung
danh toan » manh toan, dan toan, dang toan
hoc hieu » hoc thieu, hoc hien, doc hieu
tung cua » trung cua, tuong cua, dung cua
anh toan » manh toan, anh tuan, thanh toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu lang - manh tung cua nhung phuong ((danh toan) or (anh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu lang - manh tung cua nhung phuong ((danh toan) OR (anh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc hieu lang - manh tung cua nhung phuong ((danh toan) or (anh toan)) cau*.