Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
so tang » son tang, so trang, do tang
tang ky » dang ky, trong ky, tang khu
cao hoi » cau hoi, cao hoc, tao hoi
van cac » van hac, van cau, van bac
cac xuc » cam xuc, cac nuoc, chat xuc
xuc cac » xuc tac, tuc cac, xuc cam
hoi cua » hoi chuc
co hoi » co hoc, co loi
de cua » le cua, te cua, dieu cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so tang ky nang ((cao hoi) or (co hoi)). hieu van cac xuc cac dan ((de cua) or (hoi cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so tang ky nang ((cao hoi) OR (co hoi)). hieu van cac xuc cac dan ((de cua) OR (hoi cua)) te.
• Adding a wildcard symbol may retrieve word variants: so tang ky nang ((cao hoi) or (co hoi)). hieu van cac xuc cac dan ((de cua) or (hoi cua)) te*.