Perhaps you should try some spelling variations:
nhan tong » nhan trong, nhan thong, nhan tuong
theo chu » theo chieu, cho chu, chao chu
chu tinh » chau tinh, chua tinh, cuu tinh
anh tang » anh bang, anh nang, anh sang
anh dang » anh dong, anh dung, anh bang
cua nhan » ca nhan, cua ngan, cua nha
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: theo chu tinh - ((anh tang) or (anh dang)) cua nhan tong ((dan than) or (tinh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu tinh - ((anh tang) OR (anh dang)) cua nhan tong ((dan than) OR (tinh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: theo chu tinh - ((anh tang) or (anh dang)) cua nhan tong ((dan than) or (tinh toan)) cau*.