Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
va thanh » gia thanh, ban thanh, va tinh
cham duc » pham duc, cham soc, pham duy
sang tao » hang tai
tao khoi » tao hoi, thao khoa, lao khoa
tu cach » tu cac
va cham » va chat, va tham
hieu va » lieu va, hieu qua
ky sang » ky nang, ky dang, ky tang
su sach » so sach, vu sach
cuu tre » cua tre, cau tren, cau treo
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: ((tu cach) or (su sach)) ky sang tao khoi. hieu va cham duc va thanh tai ((cua te) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (su sach)) ky sang tao khoi. hieu va cham duc va thanh tai ((cua te) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (su sach)) ky sang tao khoi. hieu va cham duc va thanh tai ((cua te) or (cuu tre))*.