Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
so sang » so sanh, so dang, so lang
sang ky » sang kyo, dang ky, tang ky
van cac » van hac, van cau, van bac
cac xuc » cam xuc, cac nuoc, chat xuc
xuc cac » xuc tac, tuc cac, xuc cam
di cua » doi cua, de cua, do cua
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: so sang ky nang x hoi. hieu van cac xuc cac dan ((di cua) or (dai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sang ky nang x hoi. hieu van cac xuc cac dan ((di cua) OR (dai cua)) te*.