Perhaps you should try some spelling variations:
than thuong » thanh thuong, phan thuong, han thuong
tranh tren » trinh tren, tran tren, tranh trong
bach khoa » anh khoa
khoa than » khoa luan, hoa thai, hoa tan
tren bach » vien bach, tren benh, truc bach
khoa pham » khoa kham, khoa phau, khoa cham
pham hong » pham hoang, pham cong, pham thuong
tranh vu » tran vu, tranh va, tranh cua
te canh » ve canh, te danh, re canh
su canh » suc canh, su can, su anh

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( te canh tranh vu bach khoa than thuong ) or ( su canh tranh tren bach khoa pham hong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( te canh tranh vu bach khoa than thuong ) OR ( su canh tranh tren bach khoa pham hong )).
• Adding a wildcard symbol may retrieve word variants: (( te canh tranh vu bach khoa than thuong ) or ( su canh tranh tren bach khoa pham hong ))*.