Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
luan phuong » lan phuong, quang phuong, doan phuong
thiet tach » chiet tach, thien hach, thuat tach
hoc thiet » hoc thieu, hoc thuyet, hoc hien
tang luan » dung luan
anh tang » anh bang, anh dang, anh nang
cong tac » cong ty
tac doan » tap doan, tan doan, thai doan
doan ban » doanh ban, toan ban, doan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thiet tach - anh tang luan phuong cong tac doan ban~.
• Adding a wildcard symbol may retrieve word variants: hoc thiet tach - anh tang luan phuong cong tac doan ban*.