Perhaps you should try some spelling variations:
thuoc nganh » thuong nganh, hoc nganh, chuc nganh
dong thuoc » dung thuoc, dang thuoc, don thuoc
cuu dong » cuu cong, cuu tong, cuu long
cong hoc » dong hoc, cong coc, cong ho
cong hoa » dong hoa, dong hoc, hang hoa
dac nhan » cac nhan, danh nhan, ca nhan
nhan van » nhan dan, nhan va, phan van
va sinh » va kinh, va tinh, vi sinh
hoi dac » hoi dap, hoi dan, hoi dat

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

• Performing a fuzzy search may retrieve terms with similar spellings: va sinh hoc tap, nghien cuu dong thuoc nganh ((cong hoc) OR (cong hoa)) xa hoi dac nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "va sinh hoc tap, nghien cuu dong thuoc nganh ((cong hoc) OR (cong hoa)) xa hoi dac nhan van".
• Adding a wildcard symbol may retrieve word variants: va sinh hoc tap, nghien cuu dong thuoc nganh ((cong hoc) OR (cong hoa)) xa hoi dac nhan van*.