Perhaps you should try some spelling variations:
luong trinh » chuong trinh, phuong trinh, cong trinh
nhung luong » hung luong, nhung huong, nhung tuong
trinh toan » tinh toan, thanh toan, trinh han
hien hanh » dieu hanh
tranh ban » trinh ban, tranh hang, tranh luan
trinh van » trinh han, trinh quan, dinh van
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 hien hanh - canh ((tranh ban) or (trinh van)) nhung luong trinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - canh ((tranh ban) OR (trinh van)) nhung luong trinh toan ban*.