Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
chinh cua » chinh ca, chinh sua, chinh luan
dang cong » dung cong
hinh cua » sinh cua, tinh cua, dinh cua
cong dan » cong san, cong tan, huong dan
chan cap » than cap, cao cap, phan cac
khan cap » khan ap, than cap, khoan cam

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 xanh - hanh ((hinh cua) or (chinh cua)) dang cong dan ((chan cap) OR (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((hinh cua) OR (chinh cua)) dang cong dan ((chan cap) OR (khan cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh ((hinh cua) or (chinh cua)) dang cong dan ((chan cap) OR (khan cap))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((hinh cua) or (chinh cua)) dang cong dan ((chan cap) OR (khan cap))*.