Perhaps you should try some spelling variations:
thanh chau » thanh cha, thanh cham, thanh chu
hieu lang » chieu sang, hieu quang, nhieu tang
hanh manh » hanh mang, lanh manh, hoang manh
doc hieu » toc thieu, hoc thieu, hoc hien
cong van » cong vang, cong san, cong tan
song van » hoang van, trong van, duong van
manh va » hanh va, anh va, minh va

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu lang - hanh manh va nhung ((cong van) or (song van)) thanh chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu lang - hanh manh va nhung ((cong van) OR (song van)) thanh chau.
• Adding a wildcard symbol may retrieve word variants: doc hieu lang - hanh manh va nhung ((cong van) or (song van)) thanh chau*.