Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hien hanh » dieu hanh
hanh tung » thanh tung, manh tung, hanh dung
cua thong » cua thuong, cua khong, cua tong
thong dan » thong van, tuong dan, thong den
anh nang » ganh nang, anh bang, anh dang
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.

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