Perhaps you should try some spelling variations:
nganh hoa » thanh hoa, khanh hoa, danh hoa
chu tich » chu thich, thu tich, co tich
tich hoc » tinh hoc, dich hoc, tich hop
dong hoc » dong luc
cau nhan » chau nhan, ca nhan, cu nhan
nhan van » nhan dan, nhan va, phan van
hoi cau » hoi chu, hoc cau, hoa cau
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: chu tich hoc tap, nghien cuu ((dong hoc) OR (dong co)) nganh hoa hoc xa hoi cau nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chu tich hoc tap, nghien cuu ((dong hoc) OR (dong co)) nganh hoa hoc xa hoi cau nhan van".
• Adding a wildcard symbol may retrieve word variants: chu tich hoc tap, nghien cuu ((dong hoc) OR (dong co)) nganh hoa hoc xa hoi cau nhan van*.