Perhaps you should try some spelling variations:
khong thuoc » khang thuoc, hong phuoc, dong thuoc
hoc nganh » hoc nhanh
khong hoc » khung hoc, thong hoc, khong chuc
nhan van » nhan dan, nhan va, phan van
so sinh » so sanh, so tinh, cho sinh
cuu co » huu co, cua co, cuu mo
hoi ca » hoi cua, hoi cac, hoi cau

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

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