Perhaps you should try some spelling variations:
thuat lanh » thuat lap, thuat san
kinh cua » sinh cua, tinh cua, dinh cua
va thanh » gia thanh, ban thanh, va tinh
va hanh » van hanh, va danh, ban hanh
cac xuc » cam xuc, cac nuoc, chat xuc
hieu va » lieu va, hieu qua
nang ma » tang ma, sang ma, nang cao
te sach » toc sach
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuat lanh) or (te sach)) ky nang ma hoa. hieu va cac xuc ((va hanh) OR (va thanh)) kinh cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat lanh) OR (te sach)) ky nang ma hoa. hieu va cac xuc ((va hanh) OR (va thanh)) kinh cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuat lanh) or (te sach)) ky nang ma hoa. hieu va cac xuc ((va hanh) OR (va thanh)) kinh cua tre".
• Adding a wildcard symbol may retrieve word variants: ((thuat lanh) or (te sach)) ky nang ma hoa. hieu va cac xuc ((va hanh) OR (va thanh)) kinh cua tre*.