Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
thuong cong » thong cong, thuong con, thuong dong
hieu quang » thieu quang, hieu quan, hieu qua
cay thuong » ca thuong, cao thuong, chan thuong
hieu manh » chieu xanh, hieu nganh, dieu hanh
hieu lang » chieu sang, nhieu tang, hieu van
tuong cay » trong cay, thong cay, truong cao
cong dan » cong san, cong tan, huong dan
ca cau » cua cau, cac cau, can cau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (((hieu lang) OR (hieu quang)))) - thanh tuong cay thuong cong dan ca cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) or (((hieu lang) OR (hieu quang)))) - thanh tuong cay thuong cong dan ca cau~".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (((hieu lang) OR (hieu quang)))) - thanh tuong cay thuong cong dan ca cau*.