Perhaps you should try some spelling variations:
danh sai » dung sai, danh bat, danh dau
sai cua » dai cua, hai cua, lai cua
xe danh » le danh, te danh, xe dan
sach ky » sac ky, sach ty, sach kem
cua tre » cua te, cuu tre, cua triet
cao hoi » cau hoi, co hoi, cao hoc
le tam » le tai, le ham, le nam
le ta » le tai, le va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ky) or (sach y)) nang cao hoi. hieu ((le tam) or (le ta)) thu xe danh sai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach y)) nang cao hoi. hieu ((le tam) OR (le ta)) thu xe danh sai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (sach y)) nang cao hoi. hieu ((le tam) or (le ta)) thu xe danh sai cua tre*.