Perhaps you should try some spelling variations:
thuong dong » phuong dong, tuong dong, chuong dong
thanh tung » thanh cong
cua thuong » cua truong, cua phuong, ca thuong
doi chieu » doc hieu, doi chi, mot chieu
trinh san » trinh quan, trinh toan, trinh luan
trinh han » trinh quan
ho chieu » theo chieu, hoc thieu, mot chieu
tung cua » trung cua, tuong cua, dung cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (ho chieu)) tinh - thanh tung cua thuong dong ((trinh san) or (trinh han)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (ho chieu)) tinh - thanh tung cua thuong dong ((trinh san) OR (trinh han)) cao.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (ho chieu)) tinh - thanh tung cua thuong dong ((trinh san) or (trinh han)) cao*.