Perhaps you should try some spelling variations:
nghien cac » nghiep cach, nghien cuu, nghiep cay
hoach mai » hoach mang, bach mai, hoach xay
coc thanh » cuoc thanh, hoc thanh, cac thanh
thanh hoa » thanh pho
cac cong » cua cong
cong coc » cong cuoc, cong cac, cong co
cuu phan » cuu phat, uu phan, cuu thanh
cuu nhan » cu nhan, cua nhan, cuu thanh
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: thu hoach mai tat, nghien cac cong coc thanh hoa hoc xa hoi ((cuu phan) or (cuu nhan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu hoach mai tat, nghien cac cong coc thanh hoa hoc xa hoi ((cuu phan) OR (cuu nhan)) van.
• Adding a wildcard symbol may retrieve word variants: thu hoach mai tat, nghien cac cong coc thanh hoa hoc xa hoi ((cuu phan) or (cuu nhan)) van*.