Perhaps you should try some spelling variations:
phuong danh » phuong anh, phuong dinh, phuong hanh
chieu sang » chieu sach, chieu xanh, hieu lang
chu phuong » cuu phuong, thu phuong, cau phuong
phan dang » phan dau, phan cong, nhan dan
danh toan » manh toan, anh toan, dan toan
hieu van » hieu va, thien van, lieu va
dang cua » dung cua, dong cua, mang cua
toan cao » toan ban, toan tap
cua chu » sua chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sang) or (hieu van)) - phan dang cua chu phuong danh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sang) OR (hieu van)) - phan dang cua chu phuong danh toan cao*.