Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
thanh lap » phan lap, thanh hai, thanh van
theo chu » theo chieu, cho chu, chao chu
chu bang » thu bang, chuc nang, chu quang
mang cua » dung cua, ban cua, cong cua
manh cua » doanh cua, ban cua
cong dan » cong san, cong tan, huong dan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu bang - nhanh ((mang cua) OR (manh cua)) thong cong dan ((thanh lap) OR (thanh san))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu bang - nhanh ((mang cua) OR (manh cua)) thong cong dan ((thanh lap) or (thanh san))~".
• Adding a wildcard symbol may retrieve word variants: theo chu bang - nhanh ((mang cua) OR (manh cua)) thong cong dan ((thanh lap) or (thanh san))*.