Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
trung tuan » trung thanh, trung tam, tran tuan
chinh chau » chinh cho, chinh phu, minh chau
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung cap, dung cua
nong cong » cong cong, tong cong, nang cong
chinh cau » chinh ca, chinh can, chinh tai
cong san » cong tac

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 - thanh ((trung cua) OR (trung tuan)) nong cong san ((chinh cau) or (chinh chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh ((trung cua) OR (trung tuan)) nong cong san ((chinh cau) OR (chinh chau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - thanh ((trung cua) OR (trung tuan)) nong cong san ((chinh cau) or (chinh chau))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh ((trung cua) OR (trung tuan)) nong cong san ((chinh cau) or (chinh chau))*.