Perhaps you should try some spelling variations:
xuc manh » duc manh, duc minh, bui manh
hanh dai » hanh tai, hanh dao, vanh dai
tu sach » thu sach, te sach, tu cach
su sach » so sach, vu sach
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
ma hoi » mai hoi, xa hoi, ma hoa
ve cam » ve cham, ve cac, va cam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) ky nang ma hoi. hieu ve cam ((xuc manh) OR (suc manh)) hanh dai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (su sach)) ky nang ma hoi. hieu ve cam ((xuc manh) OR (suc manh)) hanh dai cua tre~".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (su sach)) ky nang ma hoi. hieu ve cam ((xuc manh) OR (suc manh)) hanh dai cua tre*.