Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
trung va » truong va, trang va, trung ha
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: ho chieu tinh - thanh trung va ((nhung cong) or (trong cong)) tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - thanh trung va ((nhung cong) OR (trong cong)) tan toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh trung va ((nhung cong) or (trong cong)) tan toan cao*.