Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
luat nganh » luat ngan, thuat nganh, luat doanh
nganh khoa » nganh hoa, nganh khong, doanh khoa
cach thuc » anh thuc, cac thu
cong luat » cong suat, cong luan, cuong luan
danh nhan » doanh nhan, thanh nhan, benh nhan
cach hoc » cach thoi, dich hoc, cac hop
khoa hoc » hoa hoc
hoi danh » hop danh, hoi dan, hoc danh
nhan van » nhan dan, nhan va, phan van
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((cach hoc) or (cach thuc)) tap, nghien cua cong luat nganh khoa hoc ma hoi danh nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((cach hoc) OR (cach thuc)) tap, nghien cua cong luat nganh khoa hoc ma hoi danh nhan van.
• Adding a wildcard symbol may retrieve word variants: tu ((cach hoc) or (cach thuc)) tap, nghien cua cong luat nganh khoa hoc ma hoi danh nhan van*.