Perhaps you should try some spelling variations:
than thong » than thuong, toan thong, tran thong
bach khoan » cac khoan, bach hoa, bach khang
khoan phai » khong phai, khoa phau, khoan hoi
bach khoa » anh khoa
khoa than » khoa luan, hoa thai, hoa tan
canh tran » hanh trang, banh trang, lanh tranh
phai hong » pham hong, phan hong, thai hong
tranh vu » tran vu, tranh va, tranh cua
te canh » ve canh, te danh, re canh
su canh » suc canh, su can, su anh
tran tu » tran tuan, tran thuy, tran thi
tu bach » tu cach, tu bac, tu hach

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 thong ) or ( su canh tran tu bach khoan phai hong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( te canh tranh vu bach khoa than thong ) OR ( su canh tran tu bach khoan phai hong )).
• Adding a wildcard symbol may retrieve word variants: (( te canh tranh vu bach khoa than thong ) or ( su canh tran tu bach khoan phai hong ))*.