Perhaps you should try some spelling variations:
xa khanh » xa thanh, van khanh, dat khanh
tu sach » thu sach, su sach, te sach
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
xa hanh » xa thanh, va hanh, da hanh
cua tre » cua te, cuu tre, cua triet
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
ma hoi » mai hoi, xa hoi, ma hoa
va cam » va cham, va cac, va cao
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach v nang ma hoi. hieu va cam xuc ((xa hanh) OR (xa khanh)) vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach v nang ma hoi. hieu va cam xuc ((xa hanh) OR (xa khanh)) vi cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sach v nang ma hoi. hieu va cam xuc ((xa hanh) OR (xa khanh)) vi cua tre*.