Perhaps you should try some spelling variations:
truyen dong » truyen thong, tuyen duong, truyen trang
truyen dan » truyen ngan, truyen tranh
doanh khoa » toan khoa
thu doanh » thu oanh, tri doanh, thu hoach
khoa phan » hoa phan, khoa than, khoa phau
phan dung » phan ung, phan dang, chan dung
kieu thu » tieu thu, kien thuc
dung may » dung va, dung tai, mang may
su trai » sau trai, su tai, su tri
tinh » trinh, dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: su trai ((truyen dong) or (truyen dan)) chuyen đe ky thuat: kieu thu doanh khoa phan dung may tinh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su trai ((truyen dong) OR (truyen dan)) chuyen đe ky thuat: kieu thu doanh khoa phan dung may tinh.
• Adding a wildcard symbol may retrieve word variants: su trai ((truyen dong) or (truyen dan)) chuyen đe ky thuat: kieu thu doanh khoa phan dung may tinh*.