Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
thanh lap » thanh san, phan lap, thanh hai
toc sach » hoc sach, doc sach, nuoc sach
tang tao » sang tao, tang tai, nang tao
va thanh » gia thanh, ban thanh, va tinh
ky tang » ky nang, ky dang, kho tang
tao hoi » tao khoi, tao boi, tay hoi
ve pham » v pham, ve phan, ve phat
lap cua » lai cua, tap cua, lam cua
cua te » cua tu

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) or (thuoc sach)) ky tang tao hoi. hieu ((ve pham) or (vi pham)) duc va thanh lap cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc sach) OR (thuoc sach)) ky tang tao hoi. hieu ((ve pham) OR (vi pham)) duc va thanh lap cua te.
• Adding a wildcard symbol may retrieve word variants: ((toc sach) or (thuoc sach)) ky tang tao hoi. hieu ((ve pham) or (vi pham)) duc va thanh lap cua te*.