Perhaps you should try some spelling variations:
thuat lanh » thuat lap, thuat san
danh vinh » dang vinh, thanh vinh, khanh vinh
anh vinh » anh kinh, anh dinh, anh tinh
hieu va » lieu va, hieu qua
cac xuc » cam xuc, cac nuoc, chat xuc
nang ma » tang ma, sang ma, nang cao
te sach » toc sach
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va

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 ((anh vinh) OR (danh vinh)) 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 ((anh vinh) OR (danh vinh)) 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 ((anh vinh) OR (danh vinh)) cua tre".
• Adding a wildcard symbol may retrieve word variants: ((thuat lanh) or (te sach)) ky nang ma hoa. hieu va cac xuc va ((anh vinh) OR (danh vinh)) cua tre*.