Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc vien » hoc hien, hoc viet, hoc tieng
vien anh » vien canh, viet anh, dien anh
anh nang » ganh nang, anh bang, anh dang
nang cua » mang cua, hang cua, nang dua
than cap » khan cap, thanh lap, thanh cac
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc vien anh - anh nang cua ((nhung cong) or (trong cong)) dan ((than cap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc vien anh - anh nang cua ((nhung cong) OR (trong cong)) dan ((than cap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc vien anh - anh nang cua ((nhung cong) or (trong cong)) dan ((than cap) or (toan ban))*.