Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
cham xuc » cam xuc, chat xuc, cham soc
vu sach » vu bach, su sach, vu khach
hanh di » hanh vi, hanh de, hang di
xuc van » duc van, luc van, xuc ban
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
sach ly » sach y, sach lo, sach ty
nang ma » tang ma, sang ma, nang cao
mang xa » lang xa, mang may, dang xay
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ly ((((nang x) OR (mang xa))) OR (nang ma)) hoi. hieu ve cham xuc van hanh di cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ly ((((nang x) OR (mang xa))) OR (nang ma)) hoi. hieu ve cham xuc van hanh di cua tre".
• Adding a wildcard symbol may retrieve word variants: vu sach ly ((((nang x) OR (mang xa))) OR (nang ma)) hoi. hieu ve cham xuc van hanh di cua tre*.