Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hien xanh » hien hanh, hien nhanh, chieu xanh
tranh van » tran van, trinh van, thanh van
tranh va » trang va, trinh va, thanh va
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.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - canh ((tranh va) OR (tranh van)) nhung cong dan phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - canh ((tranh va) OR (tranh van)) nhung cong dan phan cau*".