Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
phap thong » phap phong, phap chong, phap tieng
doanh khoa » toan khoa
hoach tri » hoach toi, hoach hoi, hoach thu
tri thuoc » tri thuc, tri hoc, tin thuoc
sach khoa » bach khoa, sach nha, anh khoa
khoa phap » khoa phau, khoan phai, khong phap
tue doanh » te doanh, tri doanh, cua doanh
pho thong » he thong
khoa pho » khoa phu, khoa khoa, khoa phau

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 tri thuoc sach khoa phap thong ) or ( thu hoach tri tue doanh khoa pho thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thu hoach tri thuoc sach khoa phap thong ) OR ( thu hoach tri tue doanh khoa pho thong )).
• Adding a wildcard symbol may retrieve word variants: (( thu hoach tri thuoc sach khoa phap thong ) or ( thu hoach tri tue doanh khoa pho thong ))*.