Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thien danh » thien anh, thien dang, thien thanh
nang luong » nang song
thanh phi » thanh pho, thanh phan, thanh pham
luong sat » luong vat, luong mat, luong san
van nang » van quang, van ban, van dong
sat phan » sat nhan, vat phan, xuat phan
phi van » phi san, thi van, phi va

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) OR (thien danh)) - thanh phi van nang luong sat phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (thien danh)) - thanh phi van nang luong sat phan tu*".