Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh trang » thanh trung, canh tranh, minh trang
dung cong » dung trong
thu sach » tu sach, thuat sach, thuoc sach
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap
cho thu » cho thue, cho chu, cho phu

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho thu sach - ((hanh trang) OR (hanh trinh)) cua dung cong dan ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho thu sach - ((hanh trang) OR (hanh trinh)) cua dung cong dan ((toan tai) OR (toan cao))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho thu sach - ((hanh trang) OR (hanh trinh)) cua dung cong dan ((toan tai) or (toan cao))*".