Perhaps you should try some spelling variations:
luan trong » quan trong, luat trong, luan tuong
tinh sang » tinh quang, tinh trang, trinh san
tiem nang » tin nang, tich nang
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tinh sang) or (tiem nang)) - hanh tang luan trong cong tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tinh sang) OR (tiem nang)) - hanh tang luan trong cong tan toan cao.
• Adding a wildcard symbol may retrieve word variants: theo ((tinh sang) or (tiem nang)) - hanh tang luan trong cong tan toan cao*.