Perhaps you should try some spelling variations:
thanh tung » thanh cong
trinh toan » tinh toan, thanh toan, trinh han
doi chieu » doc hieu, doi chi, mot chieu
dung cong » dung trong
tung thu » ung thu, dung thu, hung thu
thu dung » thuy dung, thuc dung, thu dang
toan tap » toan ban
trieu » thieu, trien, tieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (dong trieu)) tinh - thanh tung thu dung cong trinh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (dong trieu)) tinh - thanh tung thu dung cong trinh toan tap.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (dong trieu)) tinh - thanh tung thu dung cong trinh toan tap*.