Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
khanh hoa » thanh hoa, hang hoa
lenh dao » lanh dao, benh dai, minh dao
van nhan » van phan, van thanh, danh nhan
nhan van » nhan dan, nhan va, phan van
hoi van » hoi va, hoi dan, hai van
mo hoc » mon hoc, co hoc
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 lenh dao tao, nghien cuu mo hoc ((khanh hoa) or (nganh khong)) hoc xa hoi van nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu lenh dao tao, nghien cuu mo hoc ((khanh hoa) OR (nganh khong)) hoc xa hoi van nhan van.
• Adding a wildcard symbol may retrieve word variants: tu lenh dao tao, nghien cuu mo hoc ((khanh hoa) or (nganh khong)) hoc xa hoi van nhan van*.