Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
sach ty » sach y, sach tu, sach thu
vai cuu » vai cua
va hanh » van hanh, va thanh, va danh
thuc va » thuc vat, thuc dan, thuc day
va chat » van chat, va phat, cao chat
cuu tre » cua tre, cau tren, cau treo
cach tu » cach thuc
xang x » nang x
ve cam » ve cham, ve cac, va cam
x hoi » xa hoi, o hoi, x ho

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 (cach tu)) xang x hoi. hieu ((ve cam) or (va chat)) thuc va hanh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach ty) OR (cach tu)) xang x hoi. hieu ((ve cam) OR (va chat)) thuc va hanh vai cuu tre.
• Adding a wildcard symbol may retrieve word variants: su ((sach ty) or (cach tu)) xang x hoi. hieu ((ve cam) or (va chat)) thuc va hanh vai cuu tre*.