Perhaps you should try some spelling variations:
trung thuoc » trung thuc, trung quoc, trung hoc
mach trung » manh trung, mach thuong, dac trung
phap thong » phap phong, phap chong, phap tieng
thuoc anh » thuoc thanh, thuoc dang, thuoc sach
khoa phap » khoa phau, khoan phai, khong phap
thai thuc » thai thuy, thai tuc, tham thuc
pho thong » he thong
anh khoa » doanh khoa, hang khoa
xac thai » rac thai, sac thai, xa thai
thuc anh » thuc hanh, thuy anh, thu anh
khoa pho » khoa phu, khoa khoa, khoa phau
su mach » su sach
su xac » pu xac, su cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( su mach trung thuoc anh khoa phap thong ) or ( su xac thai thuc anh khoa pho thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( su mach trung thuoc anh khoa phap thong ) OR ( su xac thai thuc anh khoa pho thong )).
• Adding a wildcard symbol may retrieve word variants: (( su mach trung thuoc anh khoa phap thong ) or ( su xac thai thuc anh khoa pho thong ))*.