Perhaps you should try some spelling variations:
thanh trung » thanh tung
thuong cong » thong cong, thuong con, thuong dong
hoc thieu » hoc hien
nhan cach » phan cac
trung va » truong va, trang va, trung ha
cong dan » cong san, cong tan, huong dan
phan dau » phan tu, hang dau

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