Perhaps you should try some spelling variations:
khong cong » thong cong, khong cang, chong cong
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
cua khong » hua khong, cua phuong, cua thuong
hach toan » thanh toan, manh toan
chu nang » chuc nang, chua nang, cuu nang
tac toan » tap toan, tam toan, tich toan
tho chu » theo chu, cho chu, ho chu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tho chu nang - hanh trung cua khong cong ((tac toan) or (hach toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tho chu nang - hanh trung cua khong cong ((tac toan) OR (hach toan)) cau*.