Perhaps you should try some spelling variations:
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
hanh han » hanh nhan, hanh phan, hanh san
toan tai » toan tap, doanh tai, toan cao
toan ban » van ban
han cua » hang cua, nhan cua, than cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu sach - hanh han cua ((hang cong) OR (dang cong)) san ((toan tai) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sach - hanh han cua ((hang cong) OR (dang cong)) san ((toan tai) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu sach - hanh han cua ((hang cong) OR (dang cong)) san ((toan tai) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo chu sach - hanh han cua ((hang cong) OR (dang cong)) san ((toan tai) or (toan ban))*.