Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
hoc nhanh » hoc nganh, hoc phan
toc sach » hoc sach, doc sach, thuoc sach
thanh le » thinh le, thanh ve, thanh de
xuc van » duc van, luc van, vuc van
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
nang ma » tang ma, sang ma, nang cao
hoc anh » hoc nganh, ngoc anh, hoc sinh
v nang » va nang, vu nang, van nang
ve cam » ve cham, ve cac, va cam
le cua » ly cua
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: ((toc sach) or (((hoc anh) OR (hoc nhanh)))) v nang ma hoi. hieu ve cam xuc van thanh le cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc sach) OR (((hoc anh) OR (hoc nhanh)))) v nang ma hoi. hieu ve cam xuc van thanh le cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc sach) or (((hoc anh) OR (hoc nhanh)))) v nang ma hoi. hieu ve cam xuc van thanh le cua tre".
• Adding a wildcard symbol may retrieve word variants: ((toc sach) or (((hoc anh) OR (hoc nhanh)))) v nang ma hoi. hieu ve cam xuc van thanh le cua tre*.