Perhaps you should try some spelling variations:
chat xuc » chat huu, chao xu, chat cua
danh cac » dinh cac, danh ca, hanh cac
cau tren » cu tren, dau tren, ca tren
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
cac xuc » cac nuoc, cac cuoc, cac quoc
va danh » va dinh, va dan, va hanh
cac cau » cac mau, bac cau, ca cau
ma hoi » mai hoi, xa hoi, ma hoa

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 ky nang ma hoi. hieu va ((((cac xuc) OR (chat xuc))) or (cam xuc)) va danh cac cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang ma hoi. hieu va ((((cac xuc) OR (chat xuc))) OR (cam xuc)) va danh cac cau tren.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang ma hoi. hieu va ((((cac xuc) OR (chat xuc))) or (cam xuc)) va danh cac cau tren".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ma hoi. hieu va ((((cac xuc) OR (chat xuc))) or (cam xuc)) va danh cac cau tren*.