Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
doan thanh » doanh thanh, hoan thanh, dan thanh
hoc nganh » hoc nhanh
chu dich » chu tich, chu dinh, hut dich
khoa hoc » hoa hoc
hoi doan » hoi dan, hoi doai, hoa doanh
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: ((chu dich) or (chu thich)) hoc tap, nghien cuu mo hoc nganh khoa hoc xa hoi doan thanh san~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((chu dich) OR (chu thich)) hoc tap, nghien cuu mo hoc nganh khoa hoc xa hoi doan thanh san.
• Adding a wildcard symbol may retrieve word variants: ((chu dich) or (chu thich)) hoc tap, nghien cuu mo hoc nganh khoa hoc xa hoi doan thanh san*.