Perhaps you should try some spelling variations:
thanh trung » thanh tung
thuong cong » thong cong, thuong con, thuong dong
cua thuong » cua truong, cua phuong, ca thuong
hoc thien » hoc thieu, hoc thiet, hoc tien
trung cua » truong cua, trung tuan, trung cap
cong san » cong tac
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 thien) or (hoc hien)) thanh - thanh trung cua thuong cong san ((than cap) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thien) OR (hoc hien)) thanh - thanh trung cua thuong cong san ((than cap) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thien) or (hoc hien)) thanh - thanh trung cua thuong cong san ((than cap) or (phan tu))*.