Perhaps you should try some spelling variations:
su sach » so sach, vu sach
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
ve cac » vien cac
thu va » thuc va, thue va, tu va
vi cua » vai cua, di cua
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 ly nang x hoi. hieu ((ve cac) OR (va cac)) thu va hanh vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ly nang x hoi. hieu ((ve cac) OR (va cac)) thu va hanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: su sach ly nang x hoi. hieu ((ve cac) OR (va cac)) thu va hanh vi cua tre*.