Perhaps you should try some spelling variations:
thanh trung » thanh tung
dung huong » dung thuong, dung phuong, dong huong
huong tinh » khuong tinh, thuong tinh, duong tinh
hien xanh » hien hanh, hien nhanh, chieu xanh
trung tac » trung tam, trong tac, trung tai
tac dung » sach dung, xay dung, tin dung
toan ban » van ban

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 xanh - thanh trung tac dung huong tinh toan ban~.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - thanh trung tac dung huong tinh toan ban*.