Perhaps you should try some spelling variations:
thanh phan » thanh pho, thanh san, thanh toan
soc doanh » so doanh, hoa doanh, voi doanh
van thanh » ban thanh, van tuan
thu mach » thu sach, thuat mach, thu hoach
mach hoc » cach hoc, dich hoc, anh hoc
cuu cong » cua cong, thu cong, cac cong
cong soc » cong so, cong suc, cong coc
thai van » thi van, thanh van, thai vung
xa thai » ca thai, a thai, da thai

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

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