Perhaps you should try some spelling variations:
phau thuong » phan thuong, pham thuong, khau thuong
khoa phau » hoa phan, khoa kham, khoa than
sach tri » sach tai, sach tren, sach truc
dac khoa » da khoa, dai khoa, dau khoa
sanh thu » sach thu, san thu, doanh thu
thu thuc » thuc thuc, thu thuoc, thue thuc
thuc dan » thuc hanh, hoc dan, thuc vat
tu thong » tu thuong, tu tuong, tu trong
tu sach » thu sach, su sach, te sach
so sanh » do sanh
dan hoc » van hoc, dan toc, dai hoc
tri tu » tri tue, troi tu, tai tu
tu dac » thu dac, tu cac, tu dat
hoc tu » hoc thuc

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 tu dac khoa phau thuong ) or ( so sanh thu thuc dan hoc tu thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach tri tu dac khoa phau thuong ) OR ( so sanh thu thuc dan hoc tu thong )).
• Adding a wildcard symbol may retrieve word variants: (( tu sach tri tu dac khoa phau thuong ) or ( so sanh thu thuc dan hoc tu thong ))*.