Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
doi chieu » doc hieu, doi chi, ho chieu
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
tan toan » tap toan, van toan, dan toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) OR (doi chieu)) xanh - thanh trung cua nhung cong ((tan toan) OR (tan tran)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) OR (doi chieu)) xanh - thanh trung cua nhung cong ((tan toan) OR (tan tran)) cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) OR (doi chieu)) xanh - thanh trung cua nhung cong ((tan toan) OR (tan tran)) cau*.