Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh thang
thong qua » thong quan, thong cua, thong tu
qua trong » quan trong, qua trinh, qua song
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap
chi dan » choi dan, chi van, thi dan
chi anh » chi danh, chi hanh, thi anh

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((((chi dan) or (chi anh))) or (chi minh)) - thanh thong qua trong cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((((chi dan) OR (chi anh))) OR (chi minh)) - thanh thong qua trong cong tan toan cau.
• Adding a wildcard symbol may retrieve word variants: doi ((((chi dan) or (chi anh))) or (chi minh)) - thanh thong qua trong cong tan toan cau*.