Perhaps you should try some spelling variations:
hanh doi » thanh doi, hanh noi, hang doi
te sach » toc sach
doi cua » dai cua, hoi cua
va hanh » van hanh, va thanh, va danh
va chat » van chat, va phat, cao chat
va cham » va tham
nang ma » tang ma, sang ma, nang cao
sach ty » sach y, sach tu, sach thu
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ((nang ma) OR (nang x)) hoi. lieu ((va cham) OR (va chat)) duc va hanh doi cua te~.
• Adding a wildcard symbol may retrieve word variants: te sach ty ((nang ma) or (nang x)) hoi. lieu ((va cham) or (va chat)) duc va hanh doi cua te*.