Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
thuc cach » truoc cach, thuc hanh, tuc cac
cach thuc » anh thuc, cac thu
phan hong » pham hong, phan song, phan thuong
phan cong » thanh cong
thu cach » thu canh, tu cach, tho cach
thi bach » thi bich, thi hanh, thi anh

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu cach thuc ((thi bach) or (((thuc cach) or (thuoc sach)))) khoa ((phan hong) OR (phan cong))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu cach thuc ((thi bach) OR (((thuc cach) OR (thuoc sach)))) khoa ((phan hong) OR (phan cong))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu cach thuc ((thi bach) or (((thuc cach) or (thuoc sach)))) khoa ((phan hong) OR (phan cong))*".