Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
te sach » toc sach
lo nang » ho nang, ly nang, loai nang
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
soc ban » so ban, soc ba, soc dan
sach lo » sach dao, sach doi, sach hoi
vai cua » dai cua, hai cua, lai cua
coc ban » co ban, cac ban, con ban
hoc ban » hoc bang, hoc dan, hoc bai
cua te » cua tu

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 lo nang xa hoi. hieu ve cham ((((soc ban) OR (coc ban))) or (hoc ban)) thanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach lo nang xa hoi. hieu ve cham ((((soc ban) OR (coc ban))) OR (hoc ban)) thanh vai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach lo nang xa hoi. hieu ve cham ((((soc ban) OR (coc ban))) or (hoc ban)) thanh vai cua te".
• Adding a wildcard symbol may retrieve word variants: te sach lo nang xa hoi. hieu ve cham ((((soc ban) OR (coc ban))) or (hoc ban)) thanh vai cua te*.