Perhaps you should try some spelling variations:
nhung trong » hung trong, nhung tuong, thuong trong
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
trung cap » truong cao
trong van » trong cac
van thanh » ban thanh, van tuan
thanh cac » hanh cac, thanh bac, thanh ca

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

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