Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
va thanh » gia thanh, ban thanh, va tinh
sang tao » hang tai
ve phan » va phan, ke phan, ve phat
hai cua » thai cua, dai cua, hoi cua
ve pham » vi pham, v pham, ve phat
sach ky » sac ky, sach ty, sach kem
tao hoi » tao khoi, tao boi, tay hoi
cua su » qua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((sach ky) or (sach y)) sang tao hoi. hieu ((ve pham) OR (ve phan)) duc va thanh hai cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((sach ky) OR (sach y)) sang tao hoi. hieu ((ve pham) OR (ve phan)) duc va thanh hai cua su.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((sach ky) or (sach y)) sang tao hoi. hieu ((ve pham) OR (ve phan)) duc va thanh hai cua su".
• Adding a wildcard symbol may retrieve word variants: toc ((sach ky) or (sach y)) sang tao hoi. hieu ((ve pham) OR (ve phan)) duc va thanh hai cua su*.