Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
nang luong » nang song
tranh cua » doanh cua, manh cua
luong vat » luong va, luong van, luong tai
cua nang » chua nang, cua dang, cua hang
vat tang » van tang, vat mang, vat trong
tang ca » tang cua, hang ca, tang ma

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 - canh tranh cua nang luong vat tang ca~.
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - canh tranh cua nang luong vat tang ca*.