Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
hanh doi » thanh doi, hanh noi, hang doi
va cham » va chat, va tham
doi cua » dai cua, hoi cua
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang
goc va » loc va, doc va, uoc va
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 ((y nang) or (v nang)) x hoi. lieu va cham ((goc va) or (hoc va)) hanh doi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((y nang) OR (v nang)) x hoi. lieu va cham ((goc va) OR (hoc va)) hanh doi cua te.
• Adding a wildcard symbol may retrieve word variants: thu sach ((y nang) or (v nang)) x hoi. lieu va cham ((goc va) or (hoc va)) hanh doi cua te*.