Perhaps you should try some spelling variations:
thiet tach » chiet tach, thien hach, thuat tach
theo luong » tien luong
luong vat » luong va, luong van, luong tai
vat thanh » dat thanh, gat thanh, tat thanh
thanh cau » thanh chau, thanh mau, nhanh cau
so thiet » soc thiet, hoc thiet, hoa thiet
cong tam » cong tac, cong tan, cong nam
tam theo » nam theo, dam theo, tao theo

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

• Performing a fuzzy search may retrieve terms with similar spellings: so thiet tach - thanh cong tam theo luong vat thanh cau~.
• Adding a wildcard symbol may retrieve word variants: so thiet tach - thanh cong tam theo luong vat thanh cau*.