Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
nhung tuong » nhung huong, nhung phuong, hung vuong
truong cua » truong ca, truong quan, truong cao
theo sach » thuoc sach, te sach, theo lich
hieu lang » chieu sang, hieu quang, nhieu tang
cua nhung » va nhung
tuong dan » huong dan, tung dan, xuong dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((theo sach) or (hieu lang)) - thanh truong cua nhung tuong dan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((theo sach) OR (hieu lang)) - thanh truong cua nhung tuong dan chan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((theo sach) or (hieu lang)) - thanh truong cua nhung tuong dan chan cau*.