Perhaps you should try some spelling variations:
ban hanh » ban hang
lang xa » dang xay, lang van
lang ha » long ha
xuc ban » duc ban, cuc ban, quoc ban
cua tre » cua te, cuu tre, cua triet
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
va cam » va cham, va cac, va cao
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 san ky ((lang xa) or (lang ha)) hoi. lieu va cam xuc ban hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky ((lang xa) OR (lang ha)) hoi. lieu va cam xuc ban hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu san ky ((lang xa) or (lang ha)) hoi. lieu va cam xuc ban hanh vi cua tre*.