Perhaps you should try some spelling variations:
thuoc mach » thuoc sach, thuong mach, thuoc ma
nganh khoa » nganh hoa, nganh khong, anh khoa
doanh khoa » toan khoa
thai danh » thai thanh, thai binh, thai den
danh nhan » doanh nhan, thanh nhan, benh nhan
mach hoc » cach hoc, dich hoc, anh hoc
nhan van » nhan dan, nhan va, phan van
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc
xa thai » ca thai, a thai, da thai
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc mach hoc tap, nghien cuu mot hoc ((nganh khoa) or (doanh khoa)) hoc xa thai danh nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc mach hoc tap, nghien cuu mot hoc ((nganh khoa) OR (doanh khoa)) hoc xa thai danh nhan van.
• Adding a wildcard symbol may retrieve word variants: thuoc mach hoc tap, nghien cuu mot hoc ((nganh khoa) or (doanh khoa)) hoc xa thai danh nhan van*.