Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
theo chieu » theo tieu, ho chieu, theo chu
chieu tinh » trieu tinh, lieu tinh, chau tinh
truong cao » truong dai
trung cap » trung tam
tuong dan » huong dan, tung dan, xuong dan
chan cao » chan cho, chat cao, toan cao
chay cao » cay cao, chat cao, nha cao

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: theo chieu tinh - manh ((trung cap) OR (truong cao)) nhung tuong dan ((chan cao) OR (chay cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu tinh - manh ((trung cap) OR (truong cao)) nhung tuong dan ((chan cao) or (chay cao))~".
• Adding a wildcard symbol may retrieve word variants: theo chieu tinh - manh ((trung cap) OR (truong cao)) nhung tuong dan ((chan cao) or (chay cao))*.