Perhaps you should try some spelling variations:
thanh trung » thanh tung
hien manh » hien hanh, tien manh, hieu manh
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
tuong dan » huong dan, tung dan, xuong dan
xuong san » xuong song, cong san, dong san
can cau » van cau, ban cau, ca cau

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 manh - thanh trung cua thong ((tuong dan) or (xuong san)) can cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien manh - thanh trung cua thong ((tuong dan) OR (xuong san)) can cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien manh - thanh trung cua thong ((tuong dan) or (xuong san)) can cau*.