Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
te sach » toc sach
vai cua » dai cua, hai cua, lai cua
hoc ban » hoc bang, hoc dan, hoc bai
soc ban » coc ban, so ban, soc ba
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
ly vang » ly hang, ly van, ly quang
ly nang » ky nang, ly hang, ly quang
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: te sach ((ly nang) OR (ly vang)) x hoi. hieu ve cham ((soc ban) or (hoc ban)) thanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ly nang) OR (ly vang)) x hoi. hieu ve cham ((soc ban) OR (hoc ban)) thanh vai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ly nang) OR (ly vang)) x hoi. hieu ve cham ((soc ban) or (hoc ban)) thanh vai cua te".
• Adding a wildcard symbol may retrieve word variants: te sach ((ly nang) OR (ly vang)) x hoi. hieu ve cham ((soc ban) or (hoc ban)) thanh vai cua te*.