Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
hanh lai » hanh lam, hanh tai, thanh loi
sang tao » hang tai
tu sach » thu sach, su sach, te sach
cuu tre » cua tre, cau tren, cau treo
sach ky » sac ky, sach y, sach ty
vu cham » va cham, vu kham, tu cham
hieu vu » hieu va, hieu ve, hieu su
tao hoi » tao khoi, tao boi, tay hoi
ky sang » ky nang, ky dang, ky tang
soc va » hoc va, loc va, doc va
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 sach ky sang tao hoi. hieu vu cham soc va ((hanh lai) or (thanh lap)) ((cuu tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky sang tao hoi. hieu vu cham soc va ((hanh lai) OR (thanh lap)) ((cuu tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: tu sach ky sang tao hoi. hieu vu cham soc va ((hanh lai) or (thanh lap)) ((cuu tre) or (cua te))*.