Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
nganh hoa » thanh hoa, danh hoa, ninh hoa
khanh hoa » thanh hoa, hang hoa
sach moi » sach doi, sach hoi, bach mai
cong coc » cong cuoc, cong cac, cong co
phan van » pham van, thanh van, luan van
su sach » so sach, vu sach
moi tap » moi tai, toi tap
va phan » van phan, va phat, va phap
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: su sach moi tap, nghien thu cong coc ((nganh hoa) or (khanh hoa)) hoc xa hoi va phan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach moi tap, nghien thu cong coc ((nganh hoa) OR (khanh hoa)) hoc xa hoi va phan van.
• Adding a wildcard symbol may retrieve word variants: su sach moi tap, nghien thu cong coc ((nganh hoa) or (khanh hoa)) hoc xa hoi va phan van*.