Perhaps you should try some spelling variations:
thien danh » thien anh, thien dang, thien thanh
chi phuong » chin phuong, thi phuong, chu phuong
toc thien » toc thieu, ton thien, duoc thien
cong than » cong thanh, cong thang, cong tan
toan chi » toan cao, tai chi, luan chi
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: toc thien danh - tinh toan chi phuong ((cong than) or (cong trinh)) phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thien danh - tinh toan chi phuong ((cong than) OR (cong trinh)) phan cac.
• Adding a wildcard symbol may retrieve word variants: toc thien danh - tinh toan chi phuong ((cong than) or (cong trinh)) phan cac*.