Perhaps you should try some spelling variations:
hanh dai » hanh tai, hanh dao, vanh dai
te sach » toc sach
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
van dau » phan dau
nang o » nang co, nang ho, nang ro
xuc va » duc va, tuc va, xac va
luc va » duc va, tuc va, loc va
o hoi » co hoi, o hoc, o hai

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ly nang o hoi. hieu ((van dau) OR (van dao)) ((xuc va) OR (luc va)) hanh dai cua vat~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ly nang o hoi. hieu ((van dau) or (van dao)) ((xuc va) OR (luc va)) hanh dai cua vat~".
• Adding a wildcard symbol may retrieve word variants: te sach ly nang o hoi. hieu ((van dau) or (van dao)) ((xuc va) OR (luc va)) hanh dai cua vat*.