Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
hoc thieu » toc thieu, hoc hien
trinh han » trinh quan
lang cong » bang cong, hang cong, lang dong
dang cong » dung cong
han hang » hang hang, han chang, ban hang
van phan » van phong, van thanh, luan phan
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu manh - trinh han hang ((lang cong) or (dang cong)) van phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - trinh han hang ((lang cong) OR (dang cong)) van phan lap*.