Perhaps you should try some spelling variations:
phuong tran » huong tran, phuong trinh, phuong thao
dung phuong » dung thuong, bang phuong, dung chung
hien tinh » khien tinh, thien tinh, bien tinh
tran toan » tranh toan, tran tuan, tran tan
manh ung » manh hung, manh tung, manh dung
tac dung » sach dung, xay dung, tin dung
toan ban » van ban
ung tac » tuong tac, huong tac, muong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien tinh - manh ung tac dung phuong tran toan ban~.
• Adding a wildcard symbol may retrieve word variants: hoc hien tinh - manh ung tac dung phuong tran toan ban*.