Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
ca thuong » cao thuong, cua thuong, va thuong
trung ca » trung cap, truong ca, trung cua
cong dan » cong san, cong tan, huong dan
phan cac » nhan cach, phan lap, phan van
phan dau » phan tu
hang dau » hang va, hang tai

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 ca thuong cong dan ((phan cac) or (((phan dau) OR (hang dau))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh trung ca thuong cong dan ((phan cac) OR (((phan dau) OR (hang dau)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - thanh trung ca thuong cong dan ((phan cac) or (((phan dau) OR (hang dau))))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh trung ca thuong cong dan ((phan cac) or (((phan dau) OR (hang dau))))*.