Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
doanh khoa » toan khoa
van thanh » ban thanh, van tuan
soc doanh » so doanh, hoa doanh, voi doanh
sach hoi » sach doi, sach moi, cach thoi
thu sach » tu sach, thuat sach, thuoc sach
cuu long » cuu cong, cuu tong, cuu nang
long soc » lon soc, luong suc, cong so
khoa hoc » hoa hoc
xa thai » ca thai, a thai, xa hai
da thai » dao thai, do thai, ca thai
hoi tap » hoi dap, hoc tap, hoi tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach hoi tap, nghien cuu long soc doanh khoa hoc ((xa thai) or (da thai)) van thanh phan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach hoi tap, nghien cuu long soc doanh khoa hoc ((xa thai) OR (da thai)) van thanh phan.
• Adding a wildcard symbol may retrieve word variants: thu sach hoi tap, nghien cuu long soc doanh khoa hoc ((xa thai) or (da thai)) van thanh phan*.