Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
hoc nganh » hoc nhanh
khong hoc » khung hoc, thong hoc, khong thuoc
cua phan » cua nhan, cua phap, cua han
phan van » pham van, thanh van, luan van
tu manh » tu minh, vu manh, tung manh
tu hanh » du hanh, lu hanh, thuc hanh
cuu hoa » cuu khoa, cuu hoan, cau hoa
hoi cua » hoi chuc
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: ((tu manh) OR (tu hanh)) hoc tap, nghien cuu hoa hoc nganh khong hoc xa hoi cua phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu manh) OR (tu hanh)) hoc tap, nghien cuu hoa hoc nganh khong hoc xa hoi cua phan van".
• Adding a wildcard symbol may retrieve word variants: ((tu manh) OR (tu hanh)) hoc tap, nghien cuu hoa hoc nganh khong hoc xa hoi cua phan van*.