Perhaps you should try some spelling variations:
thieu lang » hieu lang, thieu khang, thieu quang
thang cong » thanh cong, thang long, thong cong
trong thoi » trong thi, trong tho, trong trot
trong van » trong cac
tan trong » tran trong, toan trong, than trong
dang van » hoang van, hang va
cong tan » cong tac, cong san, cong thanh

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 lang - thanh ((dang van) or (trong van)) thang cong tan trong thoi~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu lang - thanh ((dang van) OR (trong van)) thang cong tan trong thoi*.