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

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) OR (nang ma)) hoi. hieu ve 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) OR (nang ma)) hoi. hieu ve 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) OR (nang ma)) hoi. hieu ve cham suc ((manh hanh) or (xanh hanh)) tai cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu sach y ((nang xa) OR (nang ma)) hoi. hieu ve cham suc ((manh hanh) or (xanh hanh)) tai cuu tre*.