Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
van dinh » van minh, van dich, va dinh
dinh vi » dinh ve, dinh viet, dinh tri
xuc van » duc van, luc van, vuc van
vu cham » va cham, vu kham, tu cham
mang da » mang dat, mang dau, mang xa
y mang » cay mang
ve cam » ve cham, ve cac, va cam
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach y mang da khoa. hieu ((ve cam) or (vu cham)) xuc van dinh vi ((cua te) OR (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y mang da khoa. hieu ((ve cam) OR (vu cham)) xuc van dinh vi ((cua te) OR (cua tu))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach y mang da khoa. hieu ((ve cam) or (vu cham)) xuc van dinh vi ((cua te) OR (cua tu))*".