Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, theo chu, thi chieu
trong than » trong thanh, trong thuan, trong tan
trung hoa » trung hoc, trung ha
than phan » thanh phan, toan phan, thanh pham
ho chieu » hoc thieu, doi chieu, mot chieu
hoa dung » khoa dung, hoa duong, hoa dong
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) or (theo chieu)) tinh - thanh trung hoa dung trong than phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) tinh - thanh trung hoa dung trong than phan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) tinh - thanh trung hoa dung trong than phan cau*.