Perhaps you should try some spelling variations:
cay phoi » cap phoi, tay hoi, cay cho
qua tham » qua cham, qua than, qua thanh
tham soc » cham soc, tham nuoc, thai son
va thanh » gia thanh, ban thanh, va tinh
ky dang » ky nang
ky danh » ky anh
va hanh » van hanh, va danh, ban hanh
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ((ky dang) OR (ky danh)) cay phoi. hieu qua tham soc ((va hanh) or (va thanh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ((ky dang) OR (ky danh)) cay phoi. hieu qua tham soc ((va hanh) OR (va thanh)) vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac ((ky dang) OR (ky danh)) cay phoi. hieu qua tham soc ((va hanh) or (va thanh)) vi cua tre".
• Adding a wildcard symbol may retrieve word variants: tu cac ((ky dang) OR (ky danh)) cay phoi. hieu qua tham soc ((va hanh) or (va thanh)) vi cua tre*.