Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
thieu hanh » thien thanh, thien chanh, thi hanh
bang cong » dang cong, bang song, hang cong
hanh han » hanh nhan, hanh phan, hanh san
cua bang » chua bang, cua ban, cua dang
cong dan » cong san, cong tan, huong dan
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu
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: hoc ((thieu hanh) OR (thieu khang)) - hanh han cua bang cong dan ((than cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu hanh) OR (thieu khang)) - hanh han cua bang cong dan ((than cau) OR (phan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu hanh) OR (thieu khang)) - hanh han cua bang cong dan ((than cau) or (phan cau))".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu hanh) OR (thieu khang)) - hanh han cua bang cong dan ((than cau) or (phan cau))*.