Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
cong dan » cong san, cong tan, huong dan
chan cau » chinh cau, nhanh cau, toan cau
phan cau » phan dau, phan cac, phan tu
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - thanh trung cua thong cong dan ((((chan cau) or (can cau))) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh trung cua thong cong dan ((((chan cau) OR (can cau))) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh trung cua thong cong dan ((((chan cau) or (can cau))) or (phan cau))*.