Perhaps you should try some spelling variations:
nhanh thong » nhanh chong, nhanh thang, nhan thong
tong cuong » tang cuong, tong cong, hong cuong
tieu xanh » tieu danh, chieu xanh, tien anh
thong cua » thong quan, thong tu, huong cua
cuong tap » luong tap, cong tac, luong tai
cua tong » cua cong, cua dong, cua nong
tap toan » tap doan, tap quan, bai toan
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: theo ((tieu xanh) or (dieu hanh)) - nhanh thong cua tong cuong tap toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (dieu hanh)) - nhanh thong cua tong cuong tap toan ban*.