Perhaps you should try some spelling variations:
thanh trinh » hanh trinh, thanh tinh, thanh binh
tieu xanh » tieu danh, chieu xanh, dieu hanh
trinh ung » trinh dung, trinh duong, trinh nhung
dung dong » dung cong, vung dong, dung trong
thuan cam » thuat cam, thuat dam, khoan cam
dong van » duong van, dang van, dong von
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - thanh trinh ung dung dong van ((thuan cam) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh trinh ung dung dong van ((thuan cam) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh trinh ung dung dong van ((thuan cam) or (toan cau))*.