Perhaps you should try some spelling variations:
tay nguoi » toc nguoi, dao nguoi
tac nguoi » toc nguoi, thuc nguoi, tich nguoi
cach doi » cach noi, cac doi, cach thoi
sach doi » sach hoi, sach moi, sach bai
sach dao » lanh dao
tu cach » tu cac
doi tac » dong tac
te sach » toc sach
dao tay » dao tao, dan tay

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu cach doi tac nguoi ) or ((( te sach doi tac nguoi ) or ( te sach dao tay nguoi ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu cach doi tac nguoi ) OR ((( te sach doi tac nguoi ) OR ( te sach dao tay nguoi )))).
• Adding a wildcard symbol may retrieve word variants: (( tu cach doi tac nguoi ) or ((( te sach doi tac nguoi ) or ( te sach dao tay nguoi ))))*.