Perhaps you should try some spelling variations:
hien quang » dien quang, hien quan, hieu quang
bien quang » dien quang, trien quang, lien quan
hanh trung » thanh trung, hanh trang, manh trung
thong cong » trong cong, tong cong, thong thong
trung dap » trung cap, trung dai, trung dam
dap thong » phap thong, khap thong, va thong
cong dang » cong dong, cong dan, cong dung

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 quang) OR (bien quang)) - hanh trung dap thong cong dang ((thanh san) or (thanh pho))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien quang) OR (bien quang)) - hanh trung dap thong cong dang ((thanh san) OR (thanh pho)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien quang) OR (bien quang)) - hanh trung dap thong cong dang ((thanh san) or (thanh pho))".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien quang) OR (bien quang)) - hanh trung dap thong cong dang ((thanh san) or (thanh pho))*.