Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
tam nhung » tham nhung, cam nhung, lam nhung
nam nhung » cam nhung, tham nhung, va nhung
cong can » cong san, cong tan, cong dan
can ban » van ban, toan ban
ban cau » bang cau, ban can, van cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu lang) OR (chieu sang)) - thanh trung ((tam nhung) or (nam nhung)) cong can ban cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (chieu sang)) - thanh trung ((tam nhung) OR (nam nhung)) cong can ban cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu lang) OR (chieu sang)) - thanh trung ((tam nhung) or (nam nhung)) cong can ban cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) OR (chieu sang)) - thanh trung ((tam nhung) or (nam nhung)) cong can ban cau*.