Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
trung va » truong va, trang va, trung ha
ban cong » bang cong, van cong, phan cong
dan than » dan chan, ban than, van than
va ban » van ban, va bai, va bao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - thanh trung va ban cong ((dan than) or (manh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung va ban cong ((dan than) OR (manh toan)) cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung va ban cong ((dan than) or (manh toan)) cao*.