Perhaps you should try some spelling variations:
thanh dan » thanh san, thanh van, thanh dat
cach thuc » anh thuc, cac thu
hanh dan » hanh san, canh dan, hanh dao
cua tre » cua te, cuu tre, cua triet
sach ky » sac ky, sach y, sach ty
hieu va » lieu va, hieu qua
dang xa » dang xay, lang xa, dang ha
xuc va » duc va, tuc va, luc va
va cam » va cham, va cac, va cao

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 ky) or (cach thuc)) dang xa hoi. hieu va cam xuc va ((hanh dan) or (thanh dan)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (cach thuc)) dang xa hoi. hieu va cam xuc va ((hanh dan) OR (thanh dan)) cua tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (cach thuc)) dang xa hoi. hieu va cam xuc va ((hanh dan) or (thanh dan)) cua tre*.