Perhaps you should try some spelling variations:
duc manh » suc manh, duc anh, duc minh
thanh vi » hanh vi, thanh va, thanh ve
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang co » nang cao, nang doc, nang noi
hieu ve » hieu va, hieu van
duc van » duc va, duc tan, duc phan
cua tre » cua te, cuu tre, cua triet
co hoi » co hoc, co loi
ve cam » ve cham, ve cac, va cam
vi cua » vai cua, di cua

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty nang co hoi. hieu ve cam ((duc van) OR (duc manh)) thanh vi cua tre~".
• Adding a wildcard symbol may retrieve word variants: su sach ty nang co hoi. hieu ve cam ((duc van) OR (duc manh)) thanh vi cua tre*.