Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
van hanh » van thanh, ban hanh, van anh
chat xuc » chat huu, chao xu, chat cua
te sach » toc sach
sach tu » sach thu, cach tu, sach ty
tai cuu » tai cuc, tai buu, tai cua
nang xa » lang xa, nang ma, mang xa
hieu ve » hieu va, hieu van
cuu tre » cua tre, cau tren, cau treo

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 tu ((nang xa) or (nang x)) hoi. hieu ve ((chat xuc) or (cam xuc)) van hanh tai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tu ((nang xa) OR (nang x)) hoi. hieu ve ((chat xuc) OR (cam xuc)) van hanh tai cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach tu ((nang xa) or (nang x)) hoi. hieu ve ((chat xuc) or (cam xuc)) van hanh tai cuu tre*.