Perhaps you should try some spelling variations:
manh hanh » danh thanh, minh thanh, manh huynh
xanh hanh » danh thanh, ban hanh, van hanh
cham suc » cham soc, cham cuu, cao suc
hieu van » hieu va, thien van, lieu va
tai cuu » tai cuc, tai buu, tai cua
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, ly nang, v nang

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 y nang xa hoi. ((hieu ve) OR (hieu van)) cham suc ((manh hanh) or (xanh hanh)) tai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang xa hoi. ((hieu ve) OR (hieu van)) cham suc ((manh hanh) OR (xanh hanh)) tai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang xa hoi. ((hieu ve) OR (hieu van)) cham suc ((manh hanh) or (xanh hanh)) tai cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. ((hieu ve) OR (hieu van)) cham suc ((manh hanh) or (xanh hanh)) tai cuu tre*.