Perhaps you should try some spelling variations:
danh thanh » dinh thanh, dang thanh, nhanh thanh
xanh hanh » ban hanh, van hanh, dang hanh
te sach » toc sach
tai cuu » tai cuc, tai buu, tai cua
cam suc » cam xuc, cao suc, cham soc
hieu ve » hieu va, hieu van
cuu tre » cua tre, cau tren, cau treo
ve cam » ve cham, ve cac, va cam
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, me hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang ((ma hoi) or (ma hoa)). hieu ve cam suc ((xanh hanh) OR (danh thanh)) tai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ((ma hoi) OR (ma hoa)). hieu ve cam suc ((xanh hanh) OR (danh thanh)) tai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang ((ma hoi) or (ma hoa)). hieu ve cam suc ((xanh hanh) OR (danh thanh)) tai cuu tre".
• Adding a wildcard symbol may retrieve word variants: te sach y nang ((ma hoi) or (ma hoa)). hieu ve cam suc ((xanh hanh) OR (danh thanh)) tai cuu tre*.