Perhaps you should try some spelling variations:
nhanh tinh » nhanh thanh, hanh trinh, nhan sinh
hanh tinh » hanh trinh, thanh tinh, canh tinh
tong cong » trong cong, cong cong, dung cong
chu tinh » chau tinh, chua tinh, cuu tinh
cua tong » cua cong, cua dong, cua nong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap
ho chu » hoi chu, cho chu, ho chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chu tinh - ((hanh tinh) or (((nhanh tinh) or (than kinh)))) cua tong cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chu tinh - ((hanh tinh) OR (((nhanh tinh) OR (than kinh)))) cua tong cong tan toan cau.
• Adding a wildcard symbol may retrieve word variants: ho chu tinh - ((hanh tinh) or (((nhanh tinh) or (than kinh)))) cua tong cong tan toan cau*.