Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
thanh thong » thanh thuong, thanh hong, thanh thang
thieu xanh » chieu xanh, hieu manh, thien danh
thong cong » trong cong, tong cong, thong thong
thien anh » thien danh, tien anh, thien chanh
thong cap » thong cac, trung cap, thong cua
cap thong » cap tong, chap thuong, phap thong
cong ban » cong bang, cong san, cong tan
ban phan » ban phap, van phan, ban than
phan cau » phan dau, phan cac, phan tu

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) or (((thien anh) or (thien thanh)))) - thanh thong cap thong cong ban phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (((thien anh) OR (thien thanh)))) - thanh thong cap thong cong ban phan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (((thien anh) or (thien thanh)))) - thanh thong cap thong cong ban phan cau*.