Perhaps you should try some spelling variations:
thanh tay » thanh tai, thanh toan, thanh thuy
te sach » toc sach
tay cua » day cua, ty cua
hoc van » hoc dan, hoc va, hoc vat
ve cham » va cham, ve chat, vu cham
ly nang » ky nang, ly hang, ly vang
hieu ve » hieu va, hieu van
y nang » ky nang, v nang, may nang
oc van » luoc van, quoc van
cua te » cua tu
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 ((y nang) OR (ly nang)) o hoi. hieu ve cham ((oc van) OR (hoc van)) thanh tay cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((y nang) OR (ly nang)) o hoi. hieu ve cham ((oc van) or (hoc van)) thanh tay cua te~".
• Adding a wildcard symbol may retrieve word variants: te sach ((y nang) OR (ly nang)) o hoi. hieu ve cham ((oc van) or (hoc van)) thanh tay cua te*.