Perhaps you should try some spelling variations:
hieu ve » hieu va, hieu van
luc ban » duc ban, luc bat, luc van
cuc ban » cua ban, cac ban, cuu ban
hanh va » hang va, hanh vi
cuu tre » cua tre, cau tren, cau treo
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, va cam
va cuu » va cau, va chu, va huu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang x hoi. hieu ve cam ((luc ban) OR (cuc ban)) hanh va cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang x hoi. hieu ve cam ((luc ban) OR (cuc ban)) hanh va cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x hoi. hieu ve cam ((luc ban) OR (cuc ban)) hanh va cuu tre*.