Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
thanh lap » thanh san, phan lap, thanh hai
va thanh » gia thanh, ban thanh, va tinh
va chat » van chat, va phat, hoa chat
lap cua » lai cua, tap cua, lam cua
cua tre » cua te, cuu tre, cua triet
sach ky » sac ky, sach y, sach ty
ve chat » van chat
sang ma » tang ma, nang ma, sang tao
ky sang » ky nang, ky dang, ky tang
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sach ky sang ma hoi. hieu ((ve chat) or (((va chat) or (cao chat)))) duc va thanh lap cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ky sang ma hoi. hieu ((ve chat) OR (((va chat) OR (cao chat)))) duc va thanh lap cua tre.
• Adding a wildcard symbol may retrieve word variants: thuat sach ky sang ma hoi. hieu ((ve chat) or (((va chat) or (cao chat)))) duc va thanh lap cua tre*.