Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
thu tich » chu tich, chu thich, thue tinh
tich hoc » tinh hoc, dich hoc, tich hop
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
khoa hoc » hoa hoc
van phan » van phong, van thanh, luan phan
phan van » pham van, thanh van, luan van
xa thai » a thai, da thai, xa hai
ca thai » chat thai, hoa thai

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

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