Perhaps you should try some spelling variations:
kham thong » khap thong, khau thong, pham thuong
tri thuat » trien thuat, ki thuat, tri thuc
thuat san » thuat toan, thuat song, thuat lanh
phu thong » pho thong, phap thong, khau thong
sanh tren » sach tren, lanh tren, sinh tren
tren thuc » trien thuc, tron thuc, trinh thuc
khoa kham » kho khan, khoa than
sanh tri » thanh tri, dinh tri, minh tri
san khoa » toan khoa, hang khoa, da khoa
khoa phu » khoa phau, khoa thu, hoa phu
thuc anh » thuc hanh, thuy anh, thu anh
anh khoa » doanh khoa, hang khoa
so sanh » do sanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( so sanh tri thuat san khoa phu thong ) or ( so sanh tren thuc anh khoa kham thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( so sanh tri thuat san khoa phu thong ) OR ( so sanh tren thuc anh khoa kham thong )).
• Adding a wildcard symbol may retrieve word variants: (( so sanh tri thuat san khoa phu thong ) or ( so sanh tren thuc anh khoa kham thong ))*.