Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hoc thieu » toc thieu, hoc hien
trang cua » tranh cua, tang cua, trung cua
doanh cua » doanh luan
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tinh - hanh ((trang cua) or (doanh cua)) hang ((cong dan) or (cong san)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh ((trang cua) OR (doanh cua)) hang ((cong dan) OR (cong san)) toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - hanh ((trang cua) or (doanh cua)) hang ((cong dan) or (cong san)) toan cao*.