Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
quang pho » quang cao, quang hoi, quang hoc
dung cong » dung trong
van thanh » ban thanh, van tuan
thanh hai » thanh phan, thanh hoa, thanh san
doc hieu » toc thieu, hoc thieu, hoc hien
cong van » cong vang, cong san, song van
ung pho » dung phu, xung phi

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 manh - thanh ((ung pho) or (quang pho)) dung cong van thanh hai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu manh - thanh ((ung pho) OR (quang pho)) dung cong van thanh hai*.