Perhaps you should try some spelling variations:
bach khong » bach khang, bach phuong, bach khoa
sach tham » sach nha
tham thuc » nham thuc, pham thuc, tam thuc
thu tuong » tu tuong, thu huong, thuy duong
thuc bach » truc bach, thuc cach, thuoc sach
thuc anh » thuc hanh, thuy anh, thu anh
anh khoa » doanh khoa, hang khoa
khoa thu » khoa than, hoai thu, ho thu
sach dan » sach danh, sach dao, sach dat
dan thuc » dan toc, am thuc
khong he » khong khi, hong ha, khong _
tu sach » thu sach, su sach, te sach
thong » trong

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu sach tham thuc anh khoa thu tuong ) or ( tu sach dan thuc bach khong he thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach tham thuc anh khoa thu tuong ) OR ( tu sach dan thuc bach khong he thong ))*.