Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh huong, thanh cuong
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
dung huong » dung thuong, dung phuong, dong huong
quan dung » quang dung, quan duong, qua dung
ho chieu » theo chieu, hoc thieu, doi chieu
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: ho chieu xanh - ((thanh tuong) OR (thanh tung)) quan dung huong dan phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((thanh tuong) OR (thanh tung)) quan dung huong dan phan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((thanh tuong) OR (thanh tung)) quan dung huong dan phan cau*.