Perhaps you should try some spelling variations:
thap chieu » phap hieu, thau hieu, tam chieu
cuong tinh » cuong linh, cong tinh, duong tinh
thep chiu » theo chieu, theo chu, thep cho
vat cuong » van cuong, vat duong, viet cuong
anh danh » anh dang, anh dinh, minh danh
toan ban » van ban
anh anh » thanh anh, hinh anh, minh anh

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((thep chiu) OR (thap chieu)) trach - ((anh anh) OR (anh danh)) cua vat cuong tinh toan ban~.
• Adding a wildcard symbol may retrieve word variants: ((thep chiu) or (thap chieu)) trach - ((anh anh) or (anh danh)) cua vat cuong tinh toan ban*.