Perhaps you should try some spelling variations:
dang thuong » hang thuong, dung thuong, dong thuong
hanh trung » thanh trung, hanh trang, manh trung
thuong dan » huong dan, thuong han, thuong dam
tieu xanh » tieu danh, chieu xanh, dieu hanh
trung cap » truong cao, trung tam
cap dang » cao dang, cac dang, cap bang
toan cau » toan ban, toan tap, toan tai
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 - hanh trung cap dang thuong dan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh trung cap dang thuong dan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh trung cap dang thuong dan ((toan cau) or (toan cao))*.