Perhaps you should try some spelling variations:
khoa thien » hoan thien, thua thien, khoa than
dung khoa » dung cho
trieu tri » trien tri, dieu tri, trien thi
kinh toan » tinh toan, hinh toan, minh toan
dan dung » van dung, tin dung, ap dung
luan ket » lien ket
ket chua » ket qua, ket cau, ket hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: dan dung khoa luan ket chua ((trieu tri) OR (trieu thi)) kinh toan khoa thien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dan dung khoa luan ket chua ((trieu tri) OR (trieu thi)) kinh toan khoa thien".
• Adding a wildcard symbol may retrieve word variants: dan dung khoa luan ket chua ((trieu tri) OR (trieu thi)) kinh toan khoa thien*.