Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
trung tuan » trung thanh, trung tam, tran tuan
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung cap, dung cua
tac thanh » bac thanh, cac thanh, tcc thanh
tai nhanh » tai thanh, thai thanh, tai chinh
van cong » van dong, van phong, phan cong

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