Perhaps you should try some spelling variations:
quy trinh » qua trinh, quy dinh
than dung » thanh dung, chan dung, tran dung
khoa than » khoa luan, hoa thai, hoa tan
kien phuc » kien thuc, bien phuc, thien phuc
dung quy » cung quy, dung qua, nhung quy
tien hoa » dien hoa, tien va
ca khoa » cac khoa, cao khoa, cua khoa
te sach » toc sach
phuc ca » phuc cam, phuc cua, phuc cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((trien hoat) or (tien hoa)) huyen đe ky thuat: kien phuc ca khoa than dung quy trinh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((trien hoat) OR (tien hoa)) huyen đe ky thuat: kien phuc ca khoa than dung quy trinh.
• Adding a wildcard symbol may retrieve word variants: te sach ((trien hoat) or (tien hoa)) huyen đe ky thuat: kien phuc ca khoa than dung quy trinh*.