Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
vu sach » vu bach, su sach, vu khach
hanh de » hanh ve, hanh kem
va hanh » van hanh, va thanh, va danh
cac xuc » cam xuc, cac nuoc, chat xuc
van cac » van hac, van cau, van bac
ty lang » tay lang, ty hang, tu lang
xuc va » duc va, tuc va, luc va
cua tu » cua tuc, cua su, cua cu

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

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