Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
thanh vung » thanh vuong, thanh tung, thanh hung
chai tinh » chau tinh, thai tinh, cham tinh
doi chai » doi chi, doi thoai, doi cua
vung cac » dung cac, luong cac, cuong cac
cong tac » cong ty
tac phan » tac pham, tai phan, tac phat

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chai tinh - thanh vung cac truong cong tac phan tu~.
• Adding a wildcard symbol may retrieve word variants: doi chai tinh - thanh vung cac truong cong tac phan tu*.