Perhaps you should try some spelling variations:
truong quan » trong quan, thong quan, luong quan
truong cua » truong ca, truong cao, huong cua
hien hanh » dieu hanh
hang cong » dang cong, hang nong, bang cong
cong ban » cong bang, cong san, cong tan
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien hanh - hanh ((truong cua) OR (truong quan)) hang cong ban ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - hanh ((truong cua) OR (truong quan)) hang cong ban ((than cau) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien hanh - hanh ((truong cua) OR (truong quan)) hang cong ban ((than cau) or (than cap))".
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - hanh ((truong cua) OR (truong quan)) hang cong ban ((than cau) or (than cap))*.