Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung thai » trong thai, trung hai, trang thai
thai nhung » thi nhung, tham nhung, thai vung
nhung cong » dung cong, thong cong, hang cong
lieu tinh » trieu tinh, diep tinh, bien tinh
chau tinh » cuu tinh, ha tinh, cua tinh
cong tac » cong ty
tac toan » tap toan, tam toan, hach 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 ((lieu tinh) or (chau tinh)) - thanh trung thai nhung cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((lieu tinh) OR (chau tinh)) - thanh trung thai nhung cong tac toan cao.
• Adding a wildcard symbol may retrieve word variants: ho ((lieu tinh) or (chau tinh)) - thanh trung thai nhung cong tac toan cao*.