Perhaps you should try some spelling variations:
phuong dinh » phuong binh, phuong linh, phuong trinh
dung phuong » dung thuong, bang phuong, dung chung
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, mot chieu
nang hang » nang sang, hang hang, cang thang
dinh toan » tinh toan, hinh toan, minh toan
toan ban » van ban
va dung » van dung, va duong, vat dung

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 xanh - nang hang va dung phuong dinh toan ban~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - nang hang va dung phuong dinh toan ban*.