Perhaps you should try some spelling variations:
dang cay » dang xay, dang ca, dang cac
cay phoi » cap phoi, tay hoi, cay cho
ky dang » ky nang, ky danh
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
tuc vat » thuc vat, tuc va, tuc hat
dung co » dung cong, dung cua
cua tre » cua te, cuu tre, cua triet
so sac » so sach, so dac
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sac ky dang cay phoi. hieu ve cam tuc vat ((dung co) OR (dung cho)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sac ky dang cay phoi. hieu ve cam tuc vat ((dung co) OR (dung cho)) cua tre".
• Adding a wildcard symbol may retrieve word variants: so sac ky dang cay phoi. hieu ve cam tuc vat ((dung co) OR (dung cho)) cua tre*.