Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
thanh toan » thanh hoa, thanh san
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
tac than » tac thanh, tam than, tac nhan
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien nhanh - ((thanh toan) or (tinh toan)) van ((nhung cong) OR (thong cong)) tac than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - ((thanh toan) OR (tinh toan)) van ((nhung cong) OR (thong cong)) tac than cap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien nhanh - ((thanh toan) or (tinh toan)) van ((nhung cong) OR (thong cong)) tac than cap*".