Perhaps you should try some spelling variations:
vien nganh » vien thanh
trinh viet » trinh vat
ninh viet » sinh vien, anh viet
quan danh » luan danh, quan hanh, qua danh
viet khoa » vien khoa, viec khoa, viet khoang
dien than » dien thanh, dien toan, dien phan
danh cua » doanh cua, manh cua, dinh cua
khoa hoc » hoa hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: giao ((trinh viet) or (ninh viet)) quan danh cua nguoi viet khoa hoc ((dien than) or (vien nganh))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: giao ((trinh viet) OR (ninh viet)) quan danh cua nguoi viet khoa hoc ((dien than) OR (vien nganh)).
• Adding a wildcard symbol may retrieve word variants: giao ((trinh viet) or (ninh viet)) quan danh cua nguoi viet khoa hoc ((dien than) or (vien nganh))*.