Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
toc chinh » soc chinh, tac chinh, cuoc chinh
hoc chinh » hoan chinh, hoc sinh, hoc kinh
tinh cua » trinh cua, tinh chat, tranh cua
sinh cua » manh cua, dinh cuu, sinh va
cong san » cong tac
san chay » san pham, van chat, dan chan
chay cau » chay cao, chay chua, cay ca

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((toc chinh) OR (hoc chinh)) sach - hanh ((tinh cua) or (sinh cua)) nhung cong san chay cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc chinh) OR (hoc chinh)) sach - hanh ((tinh cua) OR (sinh cua)) nhung cong san chay cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc chinh) OR (hoc chinh)) sach - hanh ((tinh cua) or (sinh cua)) nhung cong san chay cau".
• Adding a wildcard symbol may retrieve word variants: ((toc chinh) OR (hoc chinh)) sach - hanh ((tinh cua) or (sinh cua)) nhung cong san chay cau*.