Perhaps you should try some spelling variations:
hang doi » hang di, hang loi, huong doi
te sach » toc sach
xuc van » duc van, luc van, vuc van
hanh di » hanh vi, hanh de, hang di
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
dai hoi » dai hoc, dai hai, dai moi
mai hoi » mai khoi, lai hoi, mai doi
y nang » ky nang, ly nang, v nang
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: te sach y nang ((mai hoi) or (dai hoi)). hieu ve cam xuc van ((hanh di) or (hang doi)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ((mai hoi) OR (dai hoi)). hieu ve cam xuc van ((hanh di) OR (hang doi)) cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach y nang ((mai hoi) or (dai hoi)). hieu ve cam xuc van ((hanh di) or (hang doi)) cua tre*.