Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
tranh cua » doanh cua, manh cua
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau
ban cua » ban quan

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

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