Perhaps you should try some spelling variations:
thanh tung » thanh cong
cong luong » cong thuong, nang luong, cong dong
luong phan » luong nhan, huong phan, muong phan
hieu xanh » chieu xanh, hieu manh, hieu nganh
nang cong » nang song, dang cong, bang cong
doc hieu » toc thieu, hoc thieu, hoc hien
tung van » trung van, tang van, dung van
van nang » van quang, van ban, van dong

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 xanh - thanh tung van nang cong luong phan tu~.
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - thanh tung van nang cong luong phan tu*.