Perhaps you should try some spelling variations:
van cham » van chat, van tham, va cham
cham xuc » cam xuc, chat xuc, cham soc
than cua » nhan cua, thai cua, ban cua
hieu van » hieu va, thien van, lieu va
hai cua » thai cua, dai cua, hoi cua
va danh » va dinh, va dan, va hanh
su sach » so sach, vu sach
ty lang » tay lang, ty hang, tu lang
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((ty lang) or (ty xang)) xa hoi. hieu van cham xuc va danh ((hai cua) or (than cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ty lang) OR (ty xang)) xa hoi. hieu van cham xuc va danh ((hai cua) OR (than cua)) tre.
• Adding a wildcard symbol may retrieve word variants: su sach ((ty lang) or (ty xang)) xa hoi. hieu van cham xuc va danh ((hai cua) or (than cua)) tre*.