Perhaps you should try some spelling variations:
nhan tong » nhan trong, nhan thong, nhan tuong
han tuong » han thuong, nhan tuong, han tong
30 trieu » 25 trieu
anh dung » anh dong, anh huong, sach dung
dung cua » dung luan, dung cho
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: 30 trieu tinh - anh dung cua ((han tuong) or (nhan tong)) dan ((phan cau) OR (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 30 trieu tinh - anh dung cua ((han tuong) OR (nhan tong)) dan ((phan cau) OR (phan cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "30 trieu tinh - anh dung cua ((han tuong) or (nhan tong)) dan ((phan cau) OR (phan cac))".
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - anh dung cua ((han tuong) or (nhan tong)) dan ((phan cau) OR (phan cac))*.