Perhaps you should try some spelling variations:
danh lai » danh sai, gianh lai, dinh lam
te sach » toc sach
ky tang » ky nang, kho tang, ky trong
lai cua » dai cua, hai cua, lai chau
ky dang » ky nang, ky danh
va danh » va dinh, va dan, va hanh
luc va » duc va, tuc va, loc va
cua te » cua tu
va cao » va cac, va co, va dao
va cam » va cham, va cac, va cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((ky tang) or (ky dang)) xa hoi. hieu ((va cam) OR (va cao)) luc va danh lai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ky tang) OR (ky dang)) xa hoi. hieu ((va cam) OR (va cao)) luc va danh lai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ky tang) or (ky dang)) xa hoi. hieu ((va cam) OR (va cao)) luc va danh lai cua te".
• Adding a wildcard symbol may retrieve word variants: te sach ((ky tang) or (ky dang)) xa hoi. hieu ((va cam) OR (va cao)) luc va danh lai cua te*.