Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
tieu xanh » tieu danh, chieu xanh, dieu hanh
tran tuan » tran quang, tran thanh, tranh luan
tran xuan » tran quang, tran van
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 ((tran tuan) OR (tran xuan)) thong cong dan than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - thanh ((tran tuan) OR (tran xuan)) thong cong dan than cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh ((tran tuan) OR (tran xuan)) thong cong dan than cau*.