Perhaps you should try some spelling variations:
thanh tung » thanh cong
nhung cong » dung cong, thong cong, nhung don
hang cong » dang cong, hang nong, bang cong
toc dieu » hoc dieu, soc dieu, thuoc dieu
tung dai » trung dai, tuong dai, tung dan
van toan » van tuan, van tan, van thanh
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc dieu hanh - thanh tung dai ((nhung cong) OR (hang cong)) van toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc dieu hanh - thanh tung dai ((nhung cong) OR (hang cong)) van toan cau*".