Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
hanh trung » thanh trung, hanh trang, manh trung
cdo chinh » cho chinh, cuoc chinh, chon chinh
tuong van » truong van, trong van, duong van
do chinh » hoc chinh, mo hinh, do dinh
trung va » truong va, trang va, trung ha
van khan » van khanh, van khang, van phan
khan ap » khan cap, han ap, khan dam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((do chinh) or (cdo chinh)) sach - hanh trung va nhung tuong van khan ap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((do chinh) OR (cdo chinh)) sach - hanh trung va nhung tuong van khan ap*.