Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
trung cua » truong cua, trung tuan, trung cap
ho chieu » theo chieu, hoc thieu, doi chieu
tung cua » tuong cua, dung cua, tang cua
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - manh ((tung cua) OR (trung cua)) nhung cong tan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - manh ((tung cua) OR (trung cua)) nhung cong tan toan cau*".