Perhaps you should try some spelling variations:
nghien huu » nghien cuu, nguyen huu, nhiem huu
nganh cong » nhanh chong, thanh cong
thanh hoa » thanh pho
danh nhan » doanh nhan, thanh nhan, benh nhan
anh thuc » am thuc, dan thuc, anh tu
hoi danh » hop danh, hoi dan, hoc danh
nhan van » nhan dan, nhan va, phan van
huu mot » cuu mot, huy mot, hieu mot
mot hoc » mon hoc, mo hoc, mot goc
tu anh » tu hanh, tu manh, thu anh
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 anh thuc vat, nghien huu mot hoc ((nganh cong) or (thanh hoa)) hoc ma hoi danh nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu anh thuc vat, nghien huu mot hoc ((nganh cong) OR (thanh hoa)) hoc ma hoi danh nhan van.
• Adding a wildcard symbol may retrieve word variants: tu anh thuc vat, nghien huu mot hoc ((nganh cong) or (thanh hoa)) hoc ma hoi danh nhan van*.