Perhaps you should try some spelling variations:
ban hanh » ban hang
hanh vai » hanh vi, hanh va, hanh tai
xuc ban » duc ban, cuc ban, quoc ban
cua tre » cuu tre, cua triet, dua tren
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
ha hoi » hoa hoi, xa hoi, va hoi
va cam » va cham, va cac, va cao
cua te » cua tu

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 nang ((ha hoi) OR (ha noi)). lieu va cam xuc ban hanh vai ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky nang ((ha hoi) OR (ha noi)). lieu va cam xuc ban hanh vai ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky nang ((ha hoi) OR (ha noi)). lieu va cam xuc ban hanh vai ((cua tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: tu san ky nang ((ha hoi) OR (ha noi)). lieu va cam xuc ban hanh vai ((cua tre) or (cua te))*.