Perhaps you should try some spelling variations:
trung cong » truong cong, trong cong, trung uong
lieu tinh » diep tinh, bien tinh
hanh than » hanh han, hanh nhan, hanh phan
cua trung » cua truong, xuan trung, cua nhung
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
than cua » nhan cua, thai cua, ban cua
toan cu » toan cau, toan cua, toan co

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

• Performing a fuzzy search may retrieve terms with similar spellings: thep ((lieu tinh) or (trieu tinh)) - hanh than cua trung cong manh toan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thep ((lieu tinh) OR (trieu tinh)) - hanh than cua trung cong manh toan cu*.