Perhaps you should try some spelling variations:
thien danh » thien anh, thien thanh, thien chanh
thien dang » thien bang, thien nang, thien cong
hanh trung » thanh trung, hanh trang, manh trung
thong cong » trong cong, tong cong, thong thong
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
dan than » dan chan, ban than, van than

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) or (thien dang)) - hanh trung cua thong cong ((tinh toan) or (dan than)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thien danh) OR (thien dang)) - hanh trung cua thong cong ((tinh toan) OR (dan than)) ban.
• Adding a wildcard symbol may retrieve word variants: toc ((thien danh) or (thien dang)) - hanh trung cua thong cong ((tinh toan) or (dan than)) ban*.