Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
van nang » van quang, van ban, van dong
va chat » van chat, va phat, cao chat
hang di » hang doi, hang vi, hang dien
goc va » hoc va, doc va, uoc va
loc va » hoc va, luc va
di cua » dai cua, doi cua, de cua
cua te » cua tu
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: thu sach ((ky nang) or (van nang)) x hoi. lieu va chat ((goc va) or (loc va)) hang di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((ky nang) OR (van nang)) x hoi. lieu va chat ((goc va) OR (loc va)) hang di cua te.
• Adding a wildcard symbol may retrieve word variants: thu sach ((ky nang) or (van nang)) x hoi. lieu va chat ((goc va) or (loc va)) hang di cua te*.