Perhaps you should try some spelling variations:
hoach thi » hoach thu, hoach toi, hoach thay
phu thong » pho thong, phap thong, khau thong
phan tong » phan trong, phan cong, han tong
sach tri » sach tai, sach tren, sach truc
cac khoa » cac khoan, cac khoi, dac khoa
khoa phu » khoa phau, khoa thu, hoa phu
thi thuc » thai thuc, thi thu, thi thuy
thuc anh » thuc hanh, thuy anh, thu anh
tu sach » thu sach, su sach, te sach
tue cac » tu cac, tuc cac, te cac
anh co » anh so, danh cho, nganh co

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu sach tri tue cac khoa phu thong ) or ( thu hoach thi thuc anh co phan tong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach tri tue cac khoa phu thong ) OR ( thu hoach thi thuc anh co phan tong )).
• Adding a wildcard symbol may retrieve word variants: (( tu sach tri tue cac khoa phu thong ) or ( thu hoach thi thuc anh co phan tong ))*.