Perhaps you should try some spelling variations:
nhanh thang » nhanh thanh, nhanh quang, hanh trang
danh thang » danh thanh, dinh thang, dinh thanh
thong cong » trong cong, tong cong, thong thong
doi chieu » doc hieu, doi chi, mot chieu
ho chieu » theo chieu, hoc thieu, mot chieu
va thong » va thuong, va phuong, he thong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) xanh - ((danh thang) OR (nhanh thang)) va thong cong dan phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (doi chieu)) xanh - ((danh thang) or (nhanh thang)) va thong cong dan phan cau~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (doi chieu)) xanh - ((danh thang) or (nhanh thang)) va thong cong dan phan cau*.