Perhaps you should try some spelling variations:
sach ty » sach tu, sach thu, xach tay
hanh va » hang va, hanh vi
va hanh » van hanh, va thanh, va danh
thuc va » thuc vat, thuc dan, thuc day
va cham » va chat, va tham
chu tre » cho tre, chu tri, cuu tre
ve cham » ve chat, vu cham, ve chim
xang x » nang x
va chu » va che, va cau, va chi

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sach ty) or (sach y)) xang x ho. hieu ((ve cham) or (va cham)) thuc va hanh va chu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach ty) OR (sach y)) xang x ho. hieu ((ve cham) OR (va cham)) thuc va hanh va chu tre.
• Adding a wildcard symbol may retrieve word variants: su ((sach ty) or (sach y)) xang x ho. hieu ((ve cham) or (va cham)) thuc va hanh va chu tre*.