Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
cua thong » cua thuong, cua khong, cua tong
thong van » trong van, thong va, thong quan
ho chieu » theo chieu, hoc thieu, doi chieu
van phan » van phong, van thanh, luan phan
phan dau » phan tu, hang dau

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 - ((thanh trung) or (thanh tung)) cua thong thong van phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((thanh trung) OR (thanh tung)) cua thong thong van phan dau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((thanh trung) or (thanh tung)) cua thong thong van phan dau*.