Perhaps you should try some spelling variations:
trung thuoc » trung thuc, trung quoc, trung hoc
chieu xanh » chieu sach, chieu sang, chieu tinh
hinh trung » sinh trung, dinh trung, kinh trung
thuoc tong » thuoc trong, thuoc cong, thuoc dong
doi chieu » doc hieu, doi chi, mot chieu
tong cong » trong cong, cong cong, dung cong
cong tam » cong tac, cong tan, cong nam
tam toan » tap toan, tam than, pham toan
toan ban » van ban

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 xanh - hinh trung thuoc tong cong tam toan ban~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hinh trung thuoc tong cong tam toan ban*.