Perhaps you should try some spelling variations:
cua thuong » cua truong, cua phuong, ca thuong
hien hanh » dieu hanh
cua khong » cua phuong, cua cong, cua nhung
hua khong » hoa khong, hoac khong, phuc khong
thong dan » thong van, tuong dan, thong den
anh dang » anh dong, anh dung, anh bang
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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 hanh - anh dang ((cua thuong) or (((cua khong) or (hua khong)))) thong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - anh dang ((cua thuong) OR (((cua khong) OR (hua khong)))) thong dan than ban.
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - anh dang ((cua thuong) or (((cua khong) or (hua khong)))) thong dan than ban*.