Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
van khang » van khanh, van thanh, van quang
khang cau » hang cau, khang cu, khang chan
anh tang » anh bang, anh nang, anh sang
anh dang » anh dong, anh dung, anh bang
cong van » cong vang, cong san, song van

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - ((anh tang) or (anh dang)) cua nhung cong van khang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - ((anh tang) OR (anh dang)) cua nhung cong van khang cau*.